Finding the Third Proportional to 146,124 and 220,155.75

Step by Step Solution

1. Step 1: Write the proportion equation
   146,124 : 220,155.75 = 220,155.75 : x
2. Step 2: Convert to fraction form
   146,124/220,155.75 = 220,155.75/x
3. Step 3: Cross multiply
   146,124x = 220,155.75 × 220,155.75
4. Step 4: Simplify right side
   146,124x = 48,468,554,258.06
5. Step 5: Solve for x
   x = 48,468,554,258.06/146,124
6. Step 6: Final answer
   x = 331,694.69