Finding the Fourth Proportional to 2,665.56, 3,677.48 and 1,545.87

Step by Step Solution

1. Step 1: Write the proportion equation
   2,665.56 : 3,677.48 = 1,545.87 : x
2. Step 2: Convert to fraction form
   2,665.56/3,677.48 = 1,545.87/x
3. Step 3: Cross multiply
   2,665.56x = 3,677.48 × 1,545.87
4. Step 4: Simplify right side
   2,665.56x = 5,684,879.89
5. Step 5: Solve for x
   x = 5,684,879.89/2,665.56
6. Step 6: Final answer
   x = 2,132.72