Finding the Third Proportional to 2,792,048 and 4,428,272

Step by Step Solution

1. Step 1: Write the proportion equation
   2,792,048 : 4,428,272 = 4,428,272 : x
2. Step 2: Convert to fraction form
   2,792,048/4,428,272 = 4,428,272/x
3. Step 3: Cross multiply
   2,792,048x = 4,428,272 × 4,428,272
4. Step 4: Simplify right side
   2,792,048x = 19,609,592,905,984
5. Step 5: Solve for x
   x = 19,609,592,905,984/2,792,048
6. Step 6: Final answer
   x = 7,023,372.42