Finding the Fourth Proportional to 3,715.20, 5,565.51 and 2,250.72

Step by Step Solution

1. Step 1: Write the proportion equation
   3,715.20 : 5,565.51 = 2,250.72 : x
2. Step 2: Convert to fraction form
   3,715.20/5,565.51 = 2,250.72/x
3. Step 3: Cross multiply
   3,715.20x = 5,565.51 × 2,250.72
4. Step 4: Simplify right side
   3,715.20x = 12,526,404.67
5. Step 5: Solve for x
   x = 12,526,404.67/3,715.20
6. Step 6: Final answer
   x = 3,371.66