Finding the Fourth Proportional to 17,854.77, 24,638.69 and 9,896.92

Step by Step Solution

1. Step 1: Write the proportion equation
   17,854.77 : 24,638.69 = 9,896.92 : x
2. Step 2: Convert to fraction form
   17,854.77/24,638.69 = 9,896.92/x
3. Step 3: Cross multiply
   17,854.77x = 24,638.69 × 9,896.92
4. Step 4: Simplify right side
   17,854.77x = 243,847,143.83
5. Step 5: Solve for x
   x = 243,847,143.83/17,854.77
6. Step 6: Final answer
   x = 13,657.25