Finding the Third Proportional to 50,307 and 79,906.50

Step by Step Solution

1. Step 1: Write the proportion equation
   50,307 : 79,906.50 = 79,906.50 : x
2. Step 2: Convert to fraction form
   50,307/79,906.50 = 79,906.50/x
3. Step 3: Cross multiply
   50,307x = 79,906.50 × 79,906.50
4. Step 4: Simplify right side
   50,307x = 6,385,048,742.25
5. Step 5: Solve for x
   x = 6,385,048,742.25/50,307
6. Step 6: Final answer
   x = 126,921.68