Finding the Third Proportional to 40,063.50 and 65,115.75

Step by Step Solution

1. Step 1: Write the proportion equation
   40,063.50 : 65,115.75 = 65,115.75 : x
2. Step 2: Convert to fraction form
   40,063.50/65,115.75 = 65,115.75/x
3. Step 3: Cross multiply
   40,063.50x = 65,115.75 × 65,115.75
4. Step 4: Simplify right side
   40,063.50x = 4,240,060,898.06
5. Step 5: Solve for x
   x = 4,240,060,898.06/40,063.50
6. Step 6: Final answer
   x = 105,833.51