Finding the Third Proportional to 40,769.16 and 64,859.48

Step by Step Solution

1. Step 1: Write the proportion equation
   40,769.16 : 64,859.48 = 64,859.48 : x
2. Step 2: Convert to fraction form
   40,769.16/64,859.48 = 64,859.48/x
3. Step 3: Cross multiply
   40,769.16x = 64,859.48 × 64,859.48
4. Step 4: Simplify right side
   40,769.16x = 4,206,752,713.39
5. Step 5: Solve for x
   x = 4,206,752,713.39/40,769.16
6. Step 6: Final answer
   x = 103,184.69