Finding the Fourth Proportional to 2,392.34, 3,586.38 and 1,158.50

Step by Step Solution

1. Step 1: Write the proportion equation
   2,392.34 : 3,586.38 = 1,158.50 : x
2. Step 2: Convert to fraction form
   2,392.34/3,586.38 = 1,158.50/x
3. Step 3: Cross multiply
   2,392.34x = 3,586.38 × 1,158.50
4. Step 4: Simplify right side
   2,392.34x = 4,154,825.85
5. Step 5: Solve for x
   x = 4,154,825.85/2,392.34
6. Step 6: Final answer
   x = 1,736.72