Finding the Third Proportional to 1,141,780 and 2,486,978

Step by Step Solution

1. Step 1: Write the proportion equation
   1,141,780 : 2,486,978 = 2,486,978 : x
2. Step 2: Convert to fraction form
   1,141,780/2,486,978 = 2,486,978/x
3. Step 3: Cross multiply
   1,141,780x = 2,486,978 × 2,486,978
4. Step 4: Simplify right side
   1,141,780x = 6,185,059,572,484
5. Step 5: Solve for x
   x = 6,185,059,572,484/1,141,780
6. Step 6: Final answer
   x = 5,417,032.68