Finding the Third Proportional to 2,939,120 and 6,456,472

Step by Step Solution

1. Step 1: Write the proportion equation
   2,939,120 : 6,456,472 = 6,456,472 : x
2. Step 2: Convert to fraction form
   2,939,120/6,456,472 = 6,456,472/x
3. Step 3: Cross multiply
   2,939,120x = 6,456,472 × 6,456,472
4. Step 4: Simplify right side
   2,939,120x = 41,686,030,686,784
5. Step 5: Solve for x
   x = 41,686,030,686,784/2,939,120
6. Step 6: Final answer
   x = 14,183,167.30