Finding the Fourth Proportional to 17,857.96, 24,645.06 and 9,900.52

Step by Step Solution

1. Step 1: Write the proportion equation
   17,857.96 : 24,645.06 = 9,900.52 : x
2. Step 2: Convert to fraction form
   17,857.96/24,645.06 = 9,900.52/x
3. Step 3: Cross multiply
   17,857.96x = 24,645.06 × 9,900.52
4. Step 4: Simplify right side
   17,857.96x = 243,998,909.43
5. Step 5: Solve for x
   x = 243,998,909.43/17,857.96
6. Step 6: Final answer
   x = 13,663.31