Finding the Third Proportional to 50,850 and 76,931

Step by Step Solution

1. Step 1: Write the proportion equation
   50,850 : 76,931 = 76,931 : x
2. Step 2: Convert to fraction form
   50,850/76,931 = 76,931/x
3. Step 3: Cross multiply
   50,850x = 76,931 × 76,931
4. Step 4: Simplify right side
   50,850x = 5,918,378,761
5. Step 5: Solve for x
   x = 5,918,378,761/50,850
6. Step 6: Final answer
   x = 116,388.96