Finding the Fourth Proportional to 9,103.60, 12,562.72 and 5,566.80

Step by Step Solution

1. Step 1: Write the proportion equation
   9,103.60 : 12,562.72 = 5,566.80 : x
2. Step 2: Convert to fraction form
   9,103.60/12,562.72 = 5,566.80/x
3. Step 3: Cross multiply
   9,103.60x = 12,562.72 × 5,566.80
4. Step 4: Simplify right side
   9,103.60x = 69,934,149.70
5. Step 5: Solve for x
   x = 69,934,149.70/9,103.60
6. Step 6: Final answer
   x = 7,682.03