Finding the Third Proportional to 50,120 and 105,100

Step by Step Solution

1. Step 1: Write the proportion equation
   50,120 : 105,100 = 105,100 : x
2. Step 2: Convert to fraction form
   50,120/105,100 = 105,100/x
3. Step 3: Cross multiply
   50,120x = 105,100 × 105,100
4. Step 4: Simplify right side
   50,120x = 11,046,010,000
5. Step 5: Solve for x
   x = 11,046,010,000/50,120
6. Step 6: Final answer
   x = 220,391.26