Finding the Fourth Proportional to 3,350.65, 5,026.43 and 1,158.79

Step by Step Solution

1. Step 1: Write the proportion equation
   3,350.65 : 5,026.43 = 1,158.79 : x
2. Step 2: Convert to fraction form
   3,350.65/5,026.43 = 1,158.79/x
3. Step 3: Cross multiply
   3,350.65x = 5,026.43 × 1,158.79
4. Step 4: Simplify right side
   3,350.65x = 5,824,545.89
5. Step 5: Solve for x
   x = 5,824,545.89/3,350.65
6. Step 6: Final answer
   x = 1,738.34