Finding the Fourth Proportional to 17,858.52, 24,644.52 and 9,900.72

Step by Step Solution

1. Step 1: Write the proportion equation
   17,858.52 : 24,644.52 = 9,900.72 : x
2. Step 2: Convert to fraction form
   17,858.52/24,644.52 = 9,900.72/x
3. Step 3: Cross multiply
   17,858.52x = 24,644.52 × 9,900.72
4. Step 4: Simplify right side
   17,858.52x = 243,998,492.05
5. Step 5: Solve for x
   x = 243,998,492.05/17,858.52
6. Step 6: Final answer
   x = 13,662.86