Finding the Fourth Proportional to 9,100.88, 12,559.56 and 5,565.68

Step by Step Solution

1. Step 1: Write the proportion equation
   9,100.88 : 12,559.56 = 5,565.68 : x
2. Step 2: Convert to fraction form
   9,100.88/12,559.56 = 5,565.68/x
3. Step 3: Cross multiply
   9,100.88x = 12,559.56 × 5,565.68
4. Step 4: Simplify right side
   9,100.88x = 69,902,491.90
5. Step 5: Solve for x
   x = 69,902,491.90/9,100.88
6. Step 6: Final answer
   x = 7,680.85