Finding the Fourth Proportional to 17,674.62, 26,471.61 and 8,447.10

Step by Step Solution

1. Step 1: Write the proportion equation
   17,674.62 : 26,471.61 = 8,447.10 : x
2. Step 2: Convert to fraction form
   17,674.62/26,471.61 = 8,447.10/x
3. Step 3: Cross multiply
   17,674.62x = 26,471.61 × 8,447.10
4. Step 4: Simplify right side
   17,674.62x = 223,608,336.83
5. Step 5: Solve for x
   x = 223,608,336.83/17,674.62
6. Step 6: Final answer
   x = 12,651.38