Finding the Third Proportional to 1,407,472 and 3,036,128

Step by Step Solution

1. Step 1: Write the proportion equation
   1,407,472 : 3,036,128 = 3,036,128 : x
2. Step 2: Convert to fraction form
   1,407,472/3,036,128 = 3,036,128/x
3. Step 3: Cross multiply
   1,407,472x = 3,036,128 × 3,036,128
4. Step 4: Simplify right side
   1,407,472x = 9,218,073,232,384
5. Step 5: Solve for x
   x = 9,218,073,232,384/1,407,472
6. Step 6: Final answer
   x = 6,549,383.03