Finding the Third Proportional to 1,253,217 and 2,649,300

Step by Step Solution

1. Step 1: Write the proportion equation
   1,253,217 : 2,649,300 = 2,649,300 : x
2. Step 2: Convert to fraction form
   1,253,217/2,649,300 = 2,649,300/x
3. Step 3: Cross multiply
   1,253,217x = 2,649,300 × 2,649,300
4. Step 4: Simplify right side
   1,253,217x = 7,018,790,490,000
5. Step 5: Solve for x
   x = 7,018,790,490,000/1,253,217
6. Step 6: Final answer
   x = 5,600,618.64