Finding the Fourth Proportional to 2,361.62, 3,541.52 and 1,129.61

Step by Step Solution

1. Step 1: Write the proportion equation
   2,361.62 : 3,541.52 = 1,129.61 : x
2. Step 2: Convert to fraction form
   2,361.62/3,541.52 = 1,129.61/x
3. Step 3: Cross multiply
   2,361.62x = 3,541.52 × 1,129.61
4. Step 4: Simplify right side
   2,361.62x = 4,000,548.09
5. Step 5: Solve for x
   x = 4,000,548.09/2,361.62
6. Step 6: Final answer
   x = 1,693.98