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Finding the Fourth Proportional to 34,752.64, 52,128.90 and 9,792.64

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Solution

The fourth proportional to 34,752.64, 52,128.90 and 9,792.64 is: 14,688.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,752.64 : 52,128.90 = 9,792.64 : x
  2. Step 2: Convert to fraction form
    34,752.64/52,128.90 = 9,792.64/x
  3. Step 3: Cross multiply
    34,752.64x = 52,128.90 × 9,792.64
  4. Step 4: Simplify right side
    34,752.64x = 510,479,551.30
  5. Step 5: Solve for x
    x = 510,479,551.30/34,752.64
  6. Step 6: Final answer
    x = 14,688.94

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