Finding the Third Proportional to 40,609.50 and 62,499.75

Step by Step Solution

1. Step 1: Write the proportion equation
   40,609.50 : 62,499.75 = 62,499.75 : x
2. Step 2: Convert to fraction form
   40,609.50/62,499.75 = 62,499.75/x
3. Step 3: Cross multiply
   40,609.50x = 62,499.75 × 62,499.75
4. Step 4: Simplify right side
   40,609.50x = 3,906,218,750.06
5. Step 5: Solve for x
   x = 3,906,218,750.06/40,609.50
6. Step 6: Final answer
   x = 96,189.78