Finding the Third Proportional to 41,203.69 and 71,426.81

Step by Step Solution

1. Step 1: Write the proportion equation
   41,203.69 : 71,426.81 = 71,426.81 : x
2. Step 2: Convert to fraction form
   41,203.69/71,426.81 = 71,426.81/x
3. Step 3: Cross multiply
   41,203.69x = 71,426.81 × 71,426.81
4. Step 4: Simplify right side
   41,203.69x = 5,101,789,543.91
5. Step 5: Solve for x
   x = 5,101,789,543.91/41,203.69
6. Step 6: Final answer
   x = 123,818.76