Finding the Fourth Proportional to 8,411.45, 12,618.53 and 2,566.69

Step by Step Solution

1. Step 1: Write the proportion equation
   8,411.45 : 12,618.53 = 2,566.69 : x
2. Step 2: Convert to fraction form
   8,411.45/12,618.53 = 2,566.69/x
3. Step 3: Cross multiply
   8,411.45x = 12,618.53 × 2,566.69
4. Step 4: Simplify right side
   8,411.45x = 32,387,834.45
5. Step 5: Solve for x
   x = 32,387,834.45/8,411.45
6. Step 6: Final answer
   x = 3,850.45