Finding the Third Proportional to 1,299,516 and 2,000,022

Step by Step Solution

1. Step 1: Write the proportion equation
   1,299,516 : 2,000,022 = 2,000,022 : x
2. Step 2: Convert to fraction form
   1,299,516/2,000,022 = 2,000,022/x
3. Step 3: Cross multiply
   1,299,516x = 2,000,022 × 2,000,022
4. Step 4: Simplify right side
   1,299,516x = 4,000,088,000,484
5. Step 5: Solve for x
   x = 4,000,088,000,484/1,299,516
6. Step 6: Final answer
   x = 3,078,136.78