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Finding the Fourth Proportional to 54,712.08, 82,068.12 and 13,159.08

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Solution

The fourth proportional to 54,712.08, 82,068.12 and 13,159.08 is: 19,738.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,712.08 : 82,068.12 = 13,159.08 : x
  2. Step 2: Convert to fraction form
    54,712.08/82,068.12 = 13,159.08/x
  3. Step 3: Cross multiply
    54,712.08x = 82,068.12 × 13,159.08
  4. Step 4: Simplify right side
    54,712.08x = 1,079,940,956.53
  5. Step 5: Solve for x
    x = 1,079,940,956.53/54,712.08
  6. Step 6: Final answer
    x = 19,738.62

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