Finding the Third Proportional to 1,421,860 and 3,119,252

Step by Step Solution

1. Step 1: Write the proportion equation
   1,421,860 : 3,119,252 = 3,119,252 : x
2. Step 2: Convert to fraction form
   1,421,860/3,119,252 = 3,119,252/x
3. Step 3: Cross multiply
   1,421,860x = 3,119,252 × 3,119,252
4. Step 4: Simplify right side
   1,421,860x = 9,729,733,039,504
5. Step 5: Solve for x
   x = 9,729,733,039,504/1,421,860
6. Step 6: Final answer
   x = 6,842,961.36