Finding the Third Proportional to 1,215,362 and 2,649,410

Step by Step Solution

1. Step 1: Write the proportion equation
   1,215,362 : 2,649,410 = 2,649,410 : x
2. Step 2: Convert to fraction form
   1,215,362/2,649,410 = 2,649,410/x
3. Step 3: Cross multiply
   1,215,362x = 2,649,410 × 2,649,410
4. Step 4: Simplify right side
   1,215,362x = 7,019,373,348,100
5. Step 5: Solve for x
   x = 7,019,373,348,100/1,215,362
6. Step 6: Final answer
   x = 5,775,541.24