Finding the Third Proportional to 374,152.50 and 820,746

Step by Step Solution

1. Step 1: Write the proportion equation
   374,152.50 : 820,746 = 820,746 : x
2. Step 2: Convert to fraction form
   374,152.50/820,746 = 820,746/x
3. Step 3: Cross multiply
   374,152.50x = 820,746 × 820,746
4. Step 4: Simplify right side
   374,152.50x = 673,623,996,516
5. Step 5: Solve for x
   x = 673,623,996,516/374,152.50
6. Step 6: Final answer
   x = 1,800,399.56