Finding the Third Proportional to 30,811.03 and 63,082.31

Step by Step Solution

1. Step 1: Write the proportion equation
   30,811.03 : 63,082.31 = 63,082.31 : x
2. Step 2: Convert to fraction form
   30,811.03/63,082.31 = 63,082.31/x
3. Step 3: Cross multiply
   30,811.03x = 63,082.31 × 63,082.31
4. Step 4: Simplify right side
   30,811.03x = 3,979,378,150.35
5. Step 5: Solve for x
   x = 3,979,378,150.35/30,811.03
6. Step 6: Final answer
   x = 129,154.33