Finding the Third Proportional to 40,908.75 and 54,973.13

Step by Step Solution

1. Step 1: Write the proportion equation
   40,908.75 : 54,973.13 = 54,973.13 : x
2. Step 2: Convert to fraction form
   40,908.75/54,973.13 = 54,973.13/x
3. Step 3: Cross multiply
   40,908.75x = 54,973.13 × 54,973.13
4. Step 4: Simplify right side
   40,908.75x = 3,022,044,472.27
5. Step 5: Solve for x
   x = 3,022,044,472.27/40,908.75
6. Step 6: Final answer
   x = 73,872.81