Finding the Fourth Proportional to 2,252.91, 3,381.50 and 1,158.05

Step by Step Solution

1. Step 1: Write the proportion equation
   2,252.91 : 3,381.50 = 1,158.05 : x
2. Step 2: Convert to fraction form
   2,252.91/3,381.50 = 1,158.05/x
3. Step 3: Cross multiply
   2,252.91x = 3,381.50 × 1,158.05
4. Step 4: Simplify right side
   2,252.91x = 3,915,931.89
5. Step 5: Solve for x
   x = 3,915,931.89/2,252.91
6. Step 6: Final answer
   x = 1,738.16