Finding the Fourth Proportional to 7,341.28, 10,999.56 and 4,738.72

Step by Step Solution

1. Step 1: Write the proportion equation
   7,341.28 : 10,999.56 = 4,738.72 : x
2. Step 2: Convert to fraction form
   7,341.28/10,999.56 = 4,738.72/x
3. Step 3: Cross multiply
   7,341.28x = 10,999.56 × 4,738.72
4. Step 4: Simplify right side
   7,341.28x = 52,123,834.96
5. Step 5: Solve for x
   x = 52,123,834.96/7,341.28
6. Step 6: Final answer
   x = 7,100.10