Finding the Third Proportional to 30,268.50 and 62,695.50

Step by Step Solution

1. Step 1: Write the proportion equation
   30,268.50 : 62,695.50 = 62,695.50 : x
2. Step 2: Convert to fraction form
   30,268.50/62,695.50 = 62,695.50/x
3. Step 3: Cross multiply
   30,268.50x = 62,695.50 × 62,695.50
4. Step 4: Simplify right side
   30,268.50x = 3,930,725,720.25
5. Step 5: Solve for x
   x = 3,930,725,720.25/30,268.50
6. Step 6: Final answer
   x = 129,861.93