Finding the Fourth Proportional to 17,513.72, 24,167.94 and 9,961.89

Step by Step Solution

1. Step 1: Write the proportion equation
   17,513.72 : 24,167.94 = 9,961.89 : x
2. Step 2: Convert to fraction form
   17,513.72/24,167.94 = 9,961.89/x
3. Step 3: Cross multiply
   17,513.72x = 24,167.94 × 9,961.89
4. Step 4: Simplify right side
   17,513.72x = 240,758,359.81
5. Step 5: Solve for x
   x = 240,758,359.81/17,513.72
6. Step 6: Final answer
   x = 13,746.85