Finding the Fourth Proportional to 17,453.61, 24,080.53 and 9,899.34

Step by Step Solution

1. Step 1: Write the proportion equation
   17,453.61 : 24,080.53 = 9,899.34 : x
2. Step 2: Convert to fraction form
   17,453.61/24,080.53 = 9,899.34/x
3. Step 3: Cross multiply
   17,453.61x = 24,080.53 × 9,899.34
4. Step 4: Simplify right side
   17,453.61x = 238,381,353.85
5. Step 5: Solve for x
   x = 238,381,353.85/17,453.61
6. Step 6: Final answer
   x = 13,658.00