Finding the Third Proportional to 40,872 and 63,116

Step by Step Solution

1. Step 1: Write the proportion equation
   40,872 : 63,116 = 63,116 : x
2. Step 2: Convert to fraction form
   40,872/63,116 = 63,116/x
3. Step 3: Cross multiply
   40,872x = 63,116 × 63,116
4. Step 4: Simplify right side
   40,872x = 3,983,629,456
5. Step 5: Solve for x
   x = 3,983,629,456/40,872
6. Step 6: Final answer
   x = 97,465.98