Finding the Third Proportional to 1,402,824 and 3,021,978

Step by Step Solution

1. Step 1: Write the proportion equation
   1,402,824 : 3,021,978 = 3,021,978 : x
2. Step 2: Convert to fraction form
   1,402,824/3,021,978 = 3,021,978/x
3. Step 3: Cross multiply
   1,402,824x = 3,021,978 × 3,021,978
4. Step 4: Simplify right side
   1,402,824x = 9,132,351,032,484
5. Step 5: Solve for x
   x = 9,132,351,032,484/1,402,824
6. Step 6: Final answer
   x = 6,509,976.33