Finding the Third Proportional to 1,264,790 and 2,985,609

Step by Step Solution

1. Step 1: Write the proportion equation
   1,264,790 : 2,985,609 = 2,985,609 : x
2. Step 2: Convert to fraction form
   1,264,790/2,985,609 = 2,985,609/x
3. Step 3: Cross multiply
   1,264,790x = 2,985,609 × 2,985,609
4. Step 4: Simplify right side
   1,264,790x = 8,913,861,100,881
5. Step 5: Solve for x
   x = 8,913,861,100,881/1,264,790
6. Step 6: Final answer
   x = 7,047,700.49