Finding the Third Proportional to 830,676 and 1,090,740

Step by Step Solution

1. Step 1: Write the proportion equation
   830,676 : 1,090,740 = 1,090,740 : x
2. Step 2: Convert to fraction form
   830,676/1,090,740 = 1,090,740/x
3. Step 3: Cross multiply
   830,676x = 1,090,740 × 1,090,740
4. Step 4: Simplify right side
   830,676x = 1,189,713,747,600
5. Step 5: Solve for x
   x = 1,189,713,747,600/830,676
6. Step 6: Final answer
   x = 1,432,223.57