Finding the Third Proportional to 374,149.50 and 820,737

Step by Step Solution

1. Step 1: Write the proportion equation
   374,149.50 : 820,737 = 820,737 : x
2. Step 2: Convert to fraction form
   374,149.50/820,737 = 820,737/x
3. Step 3: Cross multiply
   374,149.50x = 820,737 × 820,737
4. Step 4: Simplify right side
   374,149.50x = 673,609,223,169
5. Step 5: Solve for x
   x = 673,609,223,169/374,149.50
6. Step 6: Final answer
   x = 1,800,374.51