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Finding the Fourth Proportional to 56,992,978, 85,489,467 and 25,080,274

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Solution

The fourth proportional to 56,992,978, 85,489,467 and 25,080,274 is: 37,620,411

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,992,978 : 85,489,467 = 25,080,274 : x
  2. Step 2: Convert to fraction form
    56,992,978/85,489,467 = 25,080,274/x
  3. Step 3: Cross multiply
    56,992,978x = 85,489,467 × 25,080,274
  4. Step 4: Simplify right side
    56,992,978x = 2,144,099,256,473,958
  5. Step 5: Solve for x
    x = 2,144,099,256,473,958/56,992,978
  6. Step 6: Final answer
    x = 37,620,411

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