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Finding the Fourth Proportional to 207,910.28, 286,914.79 and 117,266.99

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Solution

The fourth proportional to 207,910.28, 286,914.79 and 117,266.99 is: 161,827.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,910.28 : 286,914.79 = 117,266.99 : x
  2. Step 2: Convert to fraction form
    207,910.28/286,914.79 = 117,266.99/x
  3. Step 3: Cross multiply
    207,910.28x = 286,914.79 × 117,266.99
  4. Step 4: Simplify right side
    207,910.28x = 33,645,633,809.78
  5. Step 5: Solve for x
    x = 33,645,633,809.78/207,910.28
  6. Step 6: Final answer
    x = 161,827.66

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