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Finding the Fourth Proportional to 373,628.44, 515,618.66 and 212,506.72

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Solution

The fourth proportional to 373,628.44, 515,618.66 and 212,506.72 is: 293,265.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    373,628.44 : 515,618.66 = 212,506.72 : x
  2. Step 2: Convert to fraction form
    373,628.44/515,618.66 = 212,506.72/x
  3. Step 3: Cross multiply
    373,628.44x = 515,618.66 × 212,506.72
  4. Step 4: Simplify right side
    373,628.44x = 109,572,430,207.40
  5. Step 5: Solve for x
    x = 109,572,430,207.40/373,628.44
  6. Step 6: Final answer
    x = 293,265.76

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