Finding the Fourth Proportional to 2,552.86, 3,523.27 and 1,557.92

Step by Step Solution

1. Step 1: Write the proportion equation
   2,552.86 : 3,523.27 = 1,557.92 : x
2. Step 2: Convert to fraction form
   2,552.86/3,523.27 = 1,557.92/x
3. Step 3: Cross multiply
   2,552.86x = 3,523.27 × 1,557.92
4. Step 4: Simplify right side
   2,552.86x = 5,488,977.71
5. Step 5: Solve for x
   x = 5,488,977.71/2,552.86
6. Step 6: Final answer
   x = 2,150.13