Finding the Fourth Proportional to 8,406.57, 12,611.88 and 2,562.82

Step by Step Solution

1. Step 1: Write the proportion equation
   8,406.57 : 12,611.88 = 2,562.82 : x
2. Step 2: Convert to fraction form
   8,406.57/12,611.88 = 2,562.82/x
3. Step 3: Cross multiply
   8,406.57x = 12,611.88 × 2,562.82
4. Step 4: Simplify right side
   8,406.57x = 32,321,978.30
5. Step 5: Solve for x
   x = 32,321,978.30/8,406.57
6. Step 6: Final answer
   x = 3,844.85