Finding the Third Proportional to 1,198,968 and 2,508,776

Step by Step Solution

1. Step 1: Write the proportion equation
   1,198,968 : 2,508,776 = 2,508,776 : x
2. Step 2: Convert to fraction form
   1,198,968/2,508,776 = 2,508,776/x
3. Step 3: Cross multiply
   1,198,968x = 2,508,776 × 2,508,776
4. Step 4: Simplify right side
   1,198,968x = 6,293,957,018,176
5. Step 5: Solve for x
   x = 6,293,957,018,176/1,198,968
6. Step 6: Final answer
   x = 5,249,478.73