Finding the Fourth Proportional to 17,862.53, 24,651.79 and 9,907.31

Step by Step Solution

1. Step 1: Write the proportion equation
   17,862.53 : 24,651.79 = 9,907.31 : x
2. Step 2: Convert to fraction form
   17,862.53/24,651.79 = 9,907.31/x
3. Step 3: Cross multiply
   17,862.53x = 24,651.79 × 9,907.31
4. Step 4: Simplify right side
   17,862.53x = 244,233,018.17
5. Step 5: Solve for x
   x = 244,233,018.17/17,862.53
6. Step 6: Final answer
   x = 13,672.93