Finding the Third Proportional to 7,114.50 and 11,158.88

Step by Step Solution

1. Step 1: Write the proportion equation
   7,114.50 : 11,158.88 = 11,158.88 : x
2. Step 2: Convert to fraction form
   7,114.50/11,158.88 = 11,158.88/x
3. Step 3: Cross multiply
   7,114.50x = 11,158.88 × 11,158.88
4. Step 4: Simplify right side
   7,114.50x = 124,520,491.27
5. Step 5: Solve for x
   x = 124,520,491.27/7,114.50
6. Step 6: Final answer
   x = 17,502.35