Finding the Fourth Proportional to 2,362.61, 3,542.37 and 1,129.98

Step by Step Solution

1. Step 1: Write the proportion equation
   2,362.61 : 3,542.37 = 1,129.98 : x
2. Step 2: Convert to fraction form
   2,362.61/3,542.37 = 1,129.98/x
3. Step 3: Cross multiply
   2,362.61x = 3,542.37 × 1,129.98
4. Step 4: Simplify right side
   2,362.61x = 4,002,807.25
5. Step 5: Solve for x
   x = 4,002,807.25/2,362.61
6. Step 6: Final answer
   x = 1,694.23