Finding the Fourth Proportional to 152,425.27, 210,340.90 and 83,513.50

Step by Step Solution

1. Step 1: Write the proportion equation
   152,425.27 : 210,340.90 = 83,513.50 : x
2. Step 2: Convert to fraction form
   152,425.27/210,340.90 = 83,513.50/x
3. Step 3: Cross multiply
   152,425.27x = 210,340.90 × 83,513.50
4. Step 4: Simplify right side
   152,425.27x = 17,566,304,752.15
5. Step 5: Solve for x
   x = 17,566,304,752.15/152,425.27
6. Step 6: Final answer
   x = 115,245.36