Finding the Third Proportional to 1,274,628 and 2,774,040

Step by Step Solution

1. Step 1: Write the proportion equation
   1,274,628 : 2,774,040 = 2,774,040 : x
2. Step 2: Convert to fraction form
   1,274,628/2,774,040 = 2,774,040/x
3. Step 3: Cross multiply
   1,274,628x = 2,774,040 × 2,774,040
4. Step 4: Simplify right side
   1,274,628x = 7,695,297,921,600
5. Step 5: Solve for x
   x = 7,695,297,921,600/1,274,628
6. Step 6: Final answer
   x = 6,037,289.25