Finding the Third Proportional to 50,482 and 78,157

Step by Step Solution

1. Step 1: Write the proportion equation
   50,482 : 78,157 = 78,157 : x
2. Step 2: Convert to fraction form
   50,482/78,157 = 78,157/x
3. Step 3: Cross multiply
   50,482x = 78,157 × 78,157
4. Step 4: Simplify right side
   50,482x = 6,108,516,649
5. Step 5: Solve for x
   x = 6,108,516,649/50,482
6. Step 6: Final answer
   x = 121,003.86