Finding the Fourth Proportional to 5,158.14, 7,114.71 and 3,294.30

Step by Step Solution

1. Step 1: Write the proportion equation
   5,158.14 : 7,114.71 = 3,294.30 : x
2. Step 2: Convert to fraction form
   5,158.14/7,114.71 = 3,294.30/x
3. Step 3: Cross multiply
   5,158.14x = 7,114.71 × 3,294.30
4. Step 4: Simplify right side
   5,158.14x = 23,437,989.15
5. Step 5: Solve for x
   x = 23,437,989.15/5,158.14
6. Step 6: Final answer
   x = 4,543.88