Finding the Fourth Proportional to 17,815.88, 24,584.24 and 12,061.63

Step by Step Solution

1. Step 1: Write the proportion equation
   17,815.88 : 24,584.24 = 12,061.63 : x
2. Step 2: Convert to fraction form
   17,815.88/24,584.24 = 12,061.63/x
3. Step 3: Cross multiply
   17,815.88x = 24,584.24 × 12,061.63
4. Step 4: Simplify right side
   17,815.88x = 296,526,006.71
5. Step 5: Solve for x
   x = 296,526,006.71/17,815.88
6. Step 6: Final answer
   x = 16,643.92