Finding the Third Proportional to 51,736.50 and 79,108.50

Step by Step Solution

1. Step 1: Write the proportion equation
   51,736.50 : 79,108.50 = 79,108.50 : x
2. Step 2: Convert to fraction form
   51,736.50/79,108.50 = 79,108.50/x
3. Step 3: Cross multiply
   51,736.50x = 79,108.50 × 79,108.50
4. Step 4: Simplify right side
   51,736.50x = 6,258,154,772.25
5. Step 5: Solve for x
   x = 6,258,154,772.25/51,736.50
6. Step 6: Final answer
   x = 120,962.08