Finding the Fourth Proportional to 17,513.56, 24,167.70 and 9,961.72

Step by Step Solution

1. Step 1: Write the proportion equation
   17,513.56 : 24,167.70 = 9,961.72 : x
2. Step 2: Convert to fraction form
   17,513.56/24,167.70 = 9,961.72/x
3. Step 3: Cross multiply
   17,513.56x = 24,167.70 × 9,961.72
4. Step 4: Simplify right side
   17,513.56x = 240,751,860.44
5. Step 5: Solve for x
   x = 240,751,860.44/17,513.56
6. Step 6: Final answer
   x = 13,746.60