Finding the Third Proportional to 999,792 and 1,428,705

Step by Step Solution

1. Step 1: Write the proportion equation
   999,792 : 1,428,705 = 1,428,705 : x
2. Step 2: Convert to fraction form
   999,792/1,428,705 = 1,428,705/x
3. Step 3: Cross multiply
   999,792x = 1,428,705 × 1,428,705
4. Step 4: Simplify right side
   999,792x = 2,041,197,977,025
5. Step 5: Solve for x
   x = 2,041,197,977,025/999,792
6. Step 6: Final answer
   x = 2,041,622.63