Finding the Fourth Proportional to 17,404.61, 24,007.49 and 12,862.63

Step by Step Solution

1. Step 1: Write the proportion equation
   17,404.61 : 24,007.49 = 12,862.63 : x
2. Step 2: Convert to fraction form
   17,404.61/24,007.49 = 12,862.63/x
3. Step 3: Cross multiply
   17,404.61x = 24,007.49 × 12,862.63
4. Step 4: Simplify right side
   17,404.61x = 308,799,475.03
5. Step 5: Solve for x
   x = 308,799,475.03/17,404.61
6. Step 6: Final answer
   x = 17,742.40