Finding the Third Proportional to 150,520 and 329,026

Step by Step Solution

1. Step 1: Write the proportion equation
   150,520 : 329,026 = 329,026 : x
2. Step 2: Convert to fraction form
   150,520/329,026 = 329,026/x
3. Step 3: Cross multiply
   150,520x = 329,026 × 329,026
4. Step 4: Simplify right side
   150,520x = 108,258,108,676
5. Step 5: Solve for x
   x = 108,258,108,676/150,520
6. Step 6: Final answer
   x = 719,227.40