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Finding the Fourth Proportional to 677,862.74, 935,451.69 and 376,056.74

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Solution

The fourth proportional to 677,862.74, 935,451.69 and 376,056.74 is: 518,958.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    677,862.74 : 935,451.69 = 376,056.74 : x
  2. Step 2: Convert to fraction form
    677,862.74/935,451.69 = 376,056.74/x
  3. Step 3: Cross multiply
    677,862.74x = 935,451.69 × 376,056.74
  4. Step 4: Simplify right side
    677,862.74x = 351,782,912,968.89
  5. Step 5: Solve for x
    x = 351,782,912,968.89/677,862.74
  6. Step 6: Final answer
    x = 518,958.92

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