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Finding the Fourth Proportional to 207,709.99, 286,660.02 and 122,854.39

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Solution

The fourth proportional to 207,709.99, 286,660.02 and 122,854.39 is: 169,551.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    207,709.99 : 286,660.02 = 122,854.39 : x
  2. Step 2: Convert to fraction form
    207,709.99/286,660.02 = 122,854.39/x
  3. Step 3: Cross multiply
    207,709.99x = 286,660.02 × 122,854.39
  4. Step 4: Simplify right side
    207,709.99x = 35,217,441,894.49
  5. Step 5: Solve for x
    x = 35,217,441,894.49/207,709.99
  6. Step 6: Final answer
    x = 169,551.03

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