Finding the Fourth Proportional to 17,454.42, 24,081.21 and 9,899.94

Step by Step Solution

1. Step 1: Write the proportion equation
   17,454.42 : 24,081.21 = 9,899.94 : x
2. Step 2: Convert to fraction form
   17,454.42/24,081.21 = 9,899.94/x
3. Step 3: Cross multiply
   17,454.42x = 24,081.21 × 9,899.94
4. Step 4: Simplify right side
   17,454.42x = 238,402,534.13
5. Step 5: Solve for x
   x = 238,402,534.13/17,454.42
6. Step 6: Final answer
   x = 13,658.58