Finding the Third Proportional to 40,828.50 and 61,857.50

Step by Step Solution

1. Step 1: Write the proportion equation
   40,828.50 : 61,857.50 = 61,857.50 : x
2. Step 2: Convert to fraction form
   40,828.50/61,857.50 = 61,857.50/x
3. Step 3: Cross multiply
   40,828.50x = 61,857.50 × 61,857.50
4. Step 4: Simplify right side
   40,828.50x = 3,826,350,306.25
5. Step 5: Solve for x
   x = 3,826,350,306.25/40,828.50
6. Step 6: Final answer
   x = 93,717.63