Finding the Fourth Proportional to 5,616.60, 7,746.72 and 4,124.04

Step by Step Solution

1. Step 1: Write the proportion equation
   5,616.60 : 7,746.72 = 4,124.04 : x
2. Step 2: Convert to fraction form
   5,616.60/7,746.72 = 4,124.04/x
3. Step 3: Cross multiply
   5,616.60x = 7,746.72 × 4,124.04
4. Step 4: Simplify right side
   5,616.60x = 31,947,783.15
5. Step 5: Solve for x
   x = 31,947,783.15/5,616.60
6. Step 6: Final answer
   x = 5,688.10