Finding the Third Proportional to 40,747.50 and 64,833.75

Step by Step Solution

1. Step 1: Write the proportion equation
   40,747.50 : 64,833.75 = 64,833.75 : x
2. Step 2: Convert to fraction form
   40,747.50/64,833.75 = 64,833.75/x
3. Step 3: Cross multiply
   40,747.50x = 64,833.75 × 64,833.75
4. Step 4: Simplify right side
   40,747.50x = 4,203,415,139.06
5. Step 5: Solve for x
   x = 4,203,415,139.06/40,747.50
6. Step 6: Final answer
   x = 103,157.62