Finding the Third Proportional to 2,644,776 and 3,928,276

Step by Step Solution

1. Step 1: Write the proportion equation
   2,644,776 : 3,928,276 = 3,928,276 : x
2. Step 2: Convert to fraction form
   2,644,776/3,928,276 = 3,928,276/x
3. Step 3: Cross multiply
   2,644,776x = 3,928,276 × 3,928,276
4. Step 4: Simplify right side
   2,644,776x = 15,431,352,332,176
5. Step 5: Solve for x
   x = 15,431,352,332,176/2,644,776
6. Step 6: Final answer
   x = 5,834,653.80