Finding the Fourth Proportional to 17,826.50, 24,600.77 and 9,868.86

Step by Step Solution

1. Step 1: Write the proportion equation
   17,826.50 : 24,600.77 = 9,868.86 : x
2. Step 2: Convert to fraction form
   17,826.50/24,600.77 = 9,868.86/x
3. Step 3: Cross multiply
   17,826.50x = 24,600.77 × 9,868.86
4. Step 4: Simplify right side
   17,826.50x = 242,781,505.68
5. Step 5: Solve for x
   x = 242,781,505.68/17,826.50
6. Step 6: Final answer
   x = 13,619.14