Finding the Fourth Proportional to 2,562.86, 3,553.05 and 2,472.77

Step by Step Solution

1. Step 1: Write the proportion equation
   2,562.86 : 3,553.05 = 2,472.77 : x
2. Step 2: Convert to fraction form
   2,562.86/3,553.05 = 2,472.77/x
3. Step 3: Cross multiply
   2,562.86x = 3,553.05 × 2,472.77
4. Step 4: Simplify right side
   2,562.86x = 8,785,875.45
5. Step 5: Solve for x
   x = 8,785,875.45/2,562.86
6. Step 6: Final answer
   x = 3,428.15