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Finding the Fourth Proportional to 54,205.39, 81,342.78 and 29,262.81

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Solution

The fourth proportional to 54,205.39, 81,342.78 and 29,262.81 is: 43,912.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,205.39 : 81,342.78 = 29,262.81 : x
  2. Step 2: Convert to fraction form
    54,205.39/81,342.78 = 29,262.81/x
  3. Step 3: Cross multiply
    54,205.39x = 81,342.78 × 29,262.81
  4. Step 4: Simplify right side
    54,205.39x = 2,380,318,316.01
  5. Step 5: Solve for x
    x = 2,380,318,316.01/54,205.39
  6. Step 6: Final answer
    x = 43,912.95

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