Finding the Third Proportional to 789,342 and 1,711,740

Step by Step Solution

1. Step 1: Write the proportion equation
   789,342 : 1,711,740 = 1,711,740 : x
2. Step 2: Convert to fraction form
   789,342/1,711,740 = 1,711,740/x
3. Step 3: Cross multiply
   789,342x = 1,711,740 × 1,711,740
4. Step 4: Simplify right side
   789,342x = 2,930,053,827,600
5. Step 5: Solve for x
   x = 2,930,053,827,600/789,342
6. Step 6: Final answer
   x = 3,712,020.68