Finding the Fourth Proportional to 17,687.98, 24,409.47 and 9,730.81

Step by Step Solution

1. Step 1: Write the proportion equation
   17,687.98 : 24,409.47 = 9,730.81 : x
2. Step 2: Convert to fraction form
   17,687.98/24,409.47 = 9,730.81/x
3. Step 3: Cross multiply
   17,687.98x = 24,409.47 × 9,730.81
4. Step 4: Simplify right side
   17,687.98x = 237,523,914.77
5. Step 5: Solve for x
   x = 237,523,914.77/17,687.98
6. Step 6: Final answer
   x = 13,428.55