Finding the Fourth Proportional to 8,833.08, 12,185.48 and 5,644.72

Step by Step Solution

1. Step 1: Write the proportion equation
   8,833.08 : 12,185.48 = 5,644.72 : x
2. Step 2: Convert to fraction form
   8,833.08/12,185.48 = 5,644.72/x
3. Step 3: Cross multiply
   8,833.08x = 12,185.48 × 5,644.72
4. Step 4: Simplify right side
   8,833.08x = 68,783,606.31
5. Step 5: Solve for x
   x = 68,783,606.31/8,833.08
6. Step 6: Final answer
   x = 7,787.05