Finding the Third Proportional to 1,211,494 and 2,643,038

Step by Step Solution

1. Step 1: Write the proportion equation
   1,211,494 : 2,643,038 = 2,643,038 : x
2. Step 2: Convert to fraction form
   1,211,494/2,643,038 = 2,643,038/x
3. Step 3: Cross multiply
   1,211,494x = 2,643,038 × 2,643,038
4. Step 4: Simplify right side
   1,211,494x = 6,985,649,869,444
5. Step 5: Solve for x
   x = 6,985,649,869,444/1,211,494
6. Step 6: Final answer
   x = 5,766,144.83