Finding the Third Proportional to 1,263,488 and 2,736,928

Step by Step Solution

1. Step 1: Write the proportion equation
   1,263,488 : 2,736,928 = 2,736,928 : x
2. Step 2: Convert to fraction form
   1,263,488/2,736,928 = 2,736,928/x
3. Step 3: Cross multiply
   1,263,488x = 2,736,928 × 2,736,928
4. Step 4: Simplify right side
   1,263,488x = 7,490,774,877,184
5. Step 5: Solve for x
   x = 7,490,774,877,184/1,263,488
6. Step 6: Final answer
   x = 5,928,647.42