Finding the Fourth Proportional to 17,662.24, 26,476.08 and 8,434.72

Step by Step Solution

1. Step 1: Write the proportion equation
   17,662.24 : 26,476.08 = 8,434.72 : x
2. Step 2: Convert to fraction form
   17,662.24/26,476.08 = 8,434.72/x
3. Step 3: Cross multiply
   17,662.24x = 26,476.08 × 8,434.72
4. Step 4: Simplify right side
   17,662.24x = 223,318,321.50
5. Step 5: Solve for x
   x = 223,318,321.50/17,662.24
6. Step 6: Final answer
   x = 12,643.83