Finding the Fourth Proportional to 7,025.28, 10,541.52 and 3,515.76

Step by Step Solution

1. Step 1: Write the proportion equation
   7,025.28 : 10,541.52 = 3,515.76 : x
2. Step 2: Convert to fraction form
   7,025.28/10,541.52 = 3,515.76/x
3. Step 3: Cross multiply
   7,025.28x = 10,541.52 × 3,515.76
4. Step 4: Simplify right side
   7,025.28x = 37,061,454.36
5. Step 5: Solve for x
   x = 37,061,454.36/7,025.28
6. Step 6: Final answer
   x = 5,275.44