Finding the Third Proportional to 1,275,575 and 1,974,978

Step by Step Solution

1. Step 1: Write the proportion equation
   1,275,575 : 1,974,978 = 1,974,978 : x
2. Step 2: Convert to fraction form
   1,275,575/1,974,978 = 1,974,978/x
3. Step 3: Cross multiply
   1,275,575x = 1,974,978 × 1,974,978
4. Step 4: Simplify right side
   1,275,575x = 3,900,538,100,484
5. Step 5: Solve for x
   x = 3,900,538,100,484/1,275,575
6. Step 6: Final answer
   x = 3,057,866.53