Finding the Fourth Proportional to 2,330.10, 3,492.79 and 1,158.30

Step by Step Solution

1. Step 1: Write the proportion equation
   2,330.10 : 3,492.79 = 1,158.30 : x
2. Step 2: Convert to fraction form
   2,330.10/3,492.79 = 1,158.30/x
3. Step 3: Cross multiply
   2,330.10x = 3,492.79 × 1,158.30
4. Step 4: Simplify right side
   2,330.10x = 4,045,695.76
5. Step 5: Solve for x
   x = 4,045,695.76/2,330.10
6. Step 6: Final answer
   x = 1,736.28