Finding the Third Proportional to 1,577,643 and 2,256,048

Step by Step Solution

1. Step 1: Write the proportion equation
   1,577,643 : 2,256,048 = 2,256,048 : x
2. Step 2: Convert to fraction form
   1,577,643/2,256,048 = 2,256,048/x
3. Step 3: Cross multiply
   1,577,643x = 2,256,048 × 2,256,048
4. Step 4: Simplify right side
   1,577,643x = 5,089,752,578,304
5. Step 5: Solve for x
   x = 5,089,752,578,304/1,577,643
6. Step 6: Final answer
   x = 3,226,175.11