Finding the Third Proportional to 4,976 and 12,200

Step by Step Solution

1. Step 1: Write the proportion equation
   4,976 : 12,200 = 12,200 : x
2. Step 2: Convert to fraction form
   4,976/12,200 = 12,200/x
3. Step 3: Cross multiply
   4,976x = 12,200 × 12,200
4. Step 4: Simplify right side
   4,976x = 148,840,000
5. Step 5: Solve for x
   x = 148,840,000/4,976
6. Step 6: Final answer
   x = 29,911.58