Finding the Third Proportional to 1,440,612 and 3,125,412

Step by Step Solution

1. Step 1: Write the proportion equation
   1,440,612 : 3,125,412 = 3,125,412 : x
2. Step 2: Convert to fraction form
   1,440,612/3,125,412 = 3,125,412/x
3. Step 3: Cross multiply
   1,440,612x = 3,125,412 × 3,125,412
4. Step 4: Simplify right side
   1,440,612x = 9,768,200,169,744
5. Step 5: Solve for x
   x = 9,768,200,169,744/1,440,612
6. Step 6: Final answer
   x = 6,780,590.59