Finding the Third Proportional to 63,948 and 100,315

Step by Step Solution

1. Step 1: Write the proportion equation
   63,948 : 100,315 = 100,315 : x
2. Step 2: Convert to fraction form
   63,948/100,315 = 100,315/x
3. Step 3: Cross multiply
   63,948x = 100,315 × 100,315
4. Step 4: Simplify right side
   63,948x = 10,063,099,225
5. Step 5: Solve for x
   x = 10,063,099,225/63,948
6. Step 6: Final answer
   x = 157,363.78