Finding the Third Proportional to 1,413,928 and 2,991,624

Step by Step Solution

1. Step 1: Write the proportion equation
   1,413,928 : 2,991,624 = 2,991,624 : x
2. Step 2: Convert to fraction form
   1,413,928/2,991,624 = 2,991,624/x
3. Step 3: Cross multiply
   1,413,928x = 2,991,624 × 2,991,624
4. Step 4: Simplify right side
   1,413,928x = 8,949,814,157,376
5. Step 5: Solve for x
   x = 8,949,814,157,376/1,413,928
6. Step 6: Final answer
   x = 6,329,752.40