Finding the Fourth Proportional to 8,827.52, 12,179.57 and 5,685.53

Step by Step Solution

1. Step 1: Write the proportion equation
   8,827.52 : 12,179.57 = 5,685.53 : x
2. Step 2: Convert to fraction form
   8,827.52/12,179.57 = 5,685.53/x
3. Step 3: Cross multiply
   8,827.52x = 12,179.57 × 5,685.53
4. Step 4: Simplify right side
   8,827.52x = 69,247,221.30
5. Step 5: Solve for x
   x = 69,247,221.30/8,827.52
6. Step 6: Final answer
   x = 7,844.48