Finding the Fourth Proportional to 2,515.20, 3,470.52 and 1,452.72

Step by Step Solution

1. Step 1: Write the proportion equation
   2,515.20 : 3,470.52 = 1,452.72 : x
2. Step 2: Convert to fraction form
   2,515.20/3,470.52 = 1,452.72/x
3. Step 3: Cross multiply
   2,515.20x = 3,470.52 × 1,452.72
4. Step 4: Simplify right side
   2,515.20x = 5,041,693.81
5. Step 5: Solve for x
   x = 5,041,693.81/2,515.20
6. Step 6: Final answer
   x = 2,004.49