Finding the Third Proportional to 50,820 and 76,884

Step by Step Solution

1. Step 1: Write the proportion equation
   50,820 : 76,884 = 76,884 : x
2. Step 2: Convert to fraction form
   50,820/76,884 = 76,884/x
3. Step 3: Cross multiply
   50,820x = 76,884 × 76,884
4. Step 4: Simplify right side
   50,820x = 5,911,149,456
5. Step 5: Solve for x
   x = 5,911,149,456/50,820
6. Step 6: Final answer
   x = 116,315.42