Finding the Third Proportional to 59,912 and 79,500

Step by Step Solution

1. Step 1: Write the proportion equation
   59,912 : 79,500 = 79,500 : x
2. Step 2: Convert to fraction form
   59,912/79,500 = 79,500/x
3. Step 3: Cross multiply
   59,912x = 79,500 × 79,500
4. Step 4: Simplify right side
   59,912x = 6,320,250,000
5. Step 5: Solve for x
   x = 6,320,250,000/59,912
6. Step 6: Final answer
   x = 105,492.22