Finding the Third Proportional to 684,926 and 1,090,812

Step by Step Solution

1. Step 1: Write the proportion equation
   684,926 : 1,090,812 = 1,090,812 : x
2. Step 2: Convert to fraction form
   684,926/1,090,812 = 1,090,812/x
3. Step 3: Cross multiply
   684,926x = 1,090,812 × 1,090,812
4. Step 4: Simplify right side
   684,926x = 1,189,870,819,344
5. Step 5: Solve for x
   x = 1,189,870,819,344/684,926
6. Step 6: Final answer
   x = 1,737,225.36