Finding the Fourth Proportional to 151,513.04, 209,089.46 and 83,532.72

Step by Step Solution

1. Step 1: Write the proportion equation
   151,513.04 : 209,089.46 = 83,532.72 : x
2. Step 2: Convert to fraction form
   151,513.04/209,089.46 = 83,532.72/x
3. Step 3: Cross multiply
   151,513.04x = 209,089.46 × 83,532.72
4. Step 4: Simplify right side
   151,513.04x = 17,465,811,317.13
5. Step 5: Solve for x
   x = 17,465,811,317.13/151,513.04
6. Step 6: Final answer
   x = 115,275.96