Finding the Third Proportional to 41,040 and 63,960

Step by Step Solution

1. Step 1: Write the proportion equation
   41,040 : 63,960 = 63,960 : x
2. Step 2: Convert to fraction form
   41,040/63,960 = 63,960/x
3. Step 3: Cross multiply
   41,040x = 63,960 × 63,960
4. Step 4: Simplify right side
   41,040x = 4,090,881,600
5. Step 5: Solve for x
   x = 4,090,881,600/41,040
6. Step 6: Final answer
   x = 99,680.35