Finding the Third Proportional to 108,990 and 146,466

Step by Step Solution

1. Step 1: Write the proportion equation
   108,990 : 146,466 = 146,466 : x
2. Step 2: Convert to fraction form
   108,990/146,466 = 146,466/x
3. Step 3: Cross multiply
   108,990x = 146,466 × 146,466
4. Step 4: Simplify right side
   108,990x = 21,452,289,156
5. Step 5: Solve for x
   x = 21,452,289,156/108,990
6. Step 6: Final answer
   x = 196,828.05