Finding the Third Proportional to 147,570 and 326,150

Step by Step Solution

1. Step 1: Write the proportion equation
   147,570 : 326,150 = 326,150 : x
2. Step 2: Convert to fraction form
   147,570/326,150 = 326,150/x
3. Step 3: Cross multiply
   147,570x = 326,150 × 326,150
4. Step 4: Simplify right side
   147,570x = 106,373,822,500
5. Step 5: Solve for x
   x = 106,373,822,500/147,570
6. Step 6: Final answer
   x = 720,836.37