Finding the Fourth Proportional to 151,572.62, 209,171.53 and 83,592.02

Step by Step Solution

1. Step 1: Write the proportion equation
   151,572.62 : 209,171.53 = 83,592.02 : x
2. Step 2: Convert to fraction form
   151,572.62/209,171.53 = 83,592.02/x
3. Step 3: Cross multiply
   151,572.62x = 209,171.53 × 83,592.02
4. Step 4: Simplify right side
   151,572.62x = 17,485,071,346.61
5. Step 5: Solve for x
   x = 17,485,071,346.61/151,572.62
6. Step 6: Final answer
   x = 115,357.71