Finding the Fourth Proportional to 8,860.32, 12,225.06 and 5,503.14

Step by Step Solution

1. Step 1: Write the proportion equation
   8,860.32 : 12,225.06 = 5,503.14 : x
2. Step 2: Convert to fraction form
   8,860.32/12,225.06 = 5,503.14/x
3. Step 3: Cross multiply
   8,860.32x = 12,225.06 × 5,503.14
4. Step 4: Simplify right side
   8,860.32x = 67,276,216.69
5. Step 5: Solve for x
   x = 67,276,216.69/8,860.32
6. Step 6: Final answer
   x = 7,592.98