Finding the Fourth Proportional to 8,084.12, 12,123.96 and 5,737.16

Step by Step Solution

1. Step 1: Write the proportion equation
   8,084.12 : 12,123.96 = 5,737.16 : x
2. Step 2: Convert to fraction form
   8,084.12/12,123.96 = 5,737.16/x
3. Step 3: Cross multiply
   8,084.12x = 12,123.96 × 5,737.16
4. Step 4: Simplify right side
   8,084.12x = 69,557,098.35
5. Step 5: Solve for x
   x = 69,557,098.35/8,084.12
6. Step 6: Final answer
   x = 8,604.16