Finding the Third Proportional to 101,974.50 and 220,350

Step by Step Solution

1. Step 1: Write the proportion equation
   101,974.50 : 220,350 = 220,350 : x
2. Step 2: Convert to fraction form
   101,974.50/220,350 = 220,350/x
3. Step 3: Cross multiply
   101,974.50x = 220,350 × 220,350
4. Step 4: Simplify right side
   101,974.50x = 48,554,122,500
5. Step 5: Solve for x
   x = 48,554,122,500/101,974.50
6. Step 6: Final answer
   x = 476,139.84