Finding the Fourth Proportional to 10,025.28, 15,028.32 and 4,475.52

Step by Step Solution

1. Step 1: Write the proportion equation
   10,025.28 : 15,028.32 = 4,475.52 : x
2. Step 2: Convert to fraction form
   10,025.28/15,028.32 = 4,475.52/x
3. Step 3: Cross multiply
   10,025.28x = 15,028.32 × 4,475.52
4. Step 4: Simplify right side
   10,025.28x = 67,259,546.73
5. Step 5: Solve for x
   x = 67,259,546.73/10,025.28
6. Step 6: Final answer
   x = 6,708.99