Finding the Third Proportional to 41,256 and 63,990

Step by Step Solution

1. Step 1: Write the proportion equation
   41,256 : 63,990 = 63,990 : x
2. Step 2: Convert to fraction form
   41,256/63,990 = 63,990/x
3. Step 3: Cross multiply
   41,256x = 63,990 × 63,990
4. Step 4: Simplify right side
   41,256x = 4,094,720,100
5. Step 5: Solve for x
   x = 4,094,720,100/41,256
6. Step 6: Final answer
   x = 99,251.51