Finding the Fourth Proportional to 2,724.96, 4,088.04 and 993.57

Step by Step Solution

1. Step 1: Write the proportion equation
   2,724.96 : 4,088.04 = 993.57 : x
2. Step 2: Convert to fraction form
   2,724.96/4,088.04 = 993.57/x
3. Step 3: Cross multiply
   2,724.96x = 4,088.04 × 993.57
4. Step 4: Simplify right side
   2,724.96x = 4,061,753.90
5. Step 5: Solve for x
   x = 4,061,753.90/2,724.96
6. Step 6: Final answer
   x = 1,490.57