Finding the Third Proportional to 1,393,612 and 1,962,424

Step by Step Solution

1. Step 1: Write the proportion equation
   1,393,612 : 1,962,424 = 1,962,424 : x
2. Step 2: Convert to fraction form
   1,393,612/1,962,424 = 1,962,424/x
3. Step 3: Cross multiply
   1,393,612x = 1,962,424 × 1,962,424
4. Step 4: Simplify right side
   1,393,612x = 3,851,107,955,776
5. Step 5: Solve for x
   x = 3,851,107,955,776/1,393,612
6. Step 6: Final answer
   x = 2,763,400.40