Finding the Fourth Proportional to 2,574.16, 3,552.32 and 1,526.72

Step by Step Solution

1. Step 1: Write the proportion equation
   2,574.16 : 3,552.32 = 1,526.72 : x
2. Step 2: Convert to fraction form
   2,574.16/3,552.32 = 1,526.72/x
3. Step 3: Cross multiply
   2,574.16x = 3,552.32 × 1,526.72
4. Step 4: Simplify right side
   2,574.16x = 5,423,397.99
5. Step 5: Solve for x
   x = 5,423,397.99/2,574.16
6. Step 6: Final answer
   x = 2,106.86