Finding the Third Proportional to 150,508.50 and 313,470

Step by Step Solution

1. Step 1: Write the proportion equation
   150,508.50 : 313,470 = 313,470 : x
2. Step 2: Convert to fraction form
   150,508.50/313,470 = 313,470/x
3. Step 3: Cross multiply
   150,508.50x = 313,470 × 313,470
4. Step 4: Simplify right side
   150,508.50x = 98,263,440,900
5. Step 5: Solve for x
   x = 98,263,440,900/150,508.50
6. Step 6: Final answer
   x = 652,876.36