Finding the Fourth Proportional to 8,414.32, 12,622.72 and 2,570.16

Step by Step Solution

1. Step 1: Write the proportion equation
   8,414.32 : 12,622.72 = 2,570.16 : x
2. Step 2: Convert to fraction form
   8,414.32/12,622.72 = 2,570.16/x
3. Step 3: Cross multiply
   8,414.32x = 12,622.72 × 2,570.16
4. Step 4: Simplify right side
   8,414.32x = 32,442,410.04
5. Step 5: Solve for x
   x = 32,442,410.04/8,414.32
6. Step 6: Final answer
   x = 3,855.62