Finding the Fourth Proportional to 17,687.50, 24,409.32 and 9,730.30

Step by Step Solution

1. Step 1: Write the proportion equation
   17,687.50 : 24,409.32 = 9,730.30 : x
2. Step 2: Convert to fraction form
   17,687.50/24,409.32 = 9,730.30/x
3. Step 3: Cross multiply
   17,687.50x = 24,409.32 × 9,730.30
4. Step 4: Simplify right side
   17,687.50x = 237,510,006.40
5. Step 5: Solve for x
   x = 237,510,006.40/17,687.50
6. Step 6: Final answer
   x = 13,428.13