Finding the Fourth Proportional to 2,362.71, 3,545.37 and 1,129.96

Step by Step Solution

1. Step 1: Write the proportion equation
   2,362.71 : 3,545.37 = 1,129.96 : x
2. Step 2: Convert to fraction form
   2,362.71/3,545.37 = 1,129.96/x
3. Step 3: Cross multiply
   2,362.71x = 3,545.37 × 1,129.96
4. Step 4: Simplify right side
   2,362.71x = 4,006,126.29
5. Step 5: Solve for x
   x = 4,006,126.29/2,362.71
6. Step 6: Final answer
   x = 1,695.56