Finding the Fourth Proportional to 8,810.83, 12,155.55 and 5,624.24

Step by Step Solution

1. Step 1: Write the proportion equation
   8,810.83 : 12,155.55 = 5,624.24 : x
2. Step 2: Convert to fraction form
   8,810.83/12,155.55 = 5,624.24/x
3. Step 3: Cross multiply
   8,810.83x = 12,155.55 × 5,624.24
4. Step 4: Simplify right side
   8,810.83x = 68,365,730.53
5. Step 5: Solve for x
   x = 68,365,730.53/8,810.83
6. Step 6: Final answer
   x = 7,759.28