Finding the Third Proportional to 1,849,397 and 3,973,978

Step by Step Solution

1. Step 1: Write the proportion equation
   1,849,397 : 3,973,978 = 3,973,978 : x
2. Step 2: Convert to fraction form
   1,849,397/3,973,978 = 3,973,978/x
3. Step 3: Cross multiply
   1,849,397x = 3,973,978 × 3,973,978
4. Step 4: Simplify right side
   1,849,397x = 15,792,501,144,484
5. Step 5: Solve for x
   x = 15,792,501,144,484/1,849,397
6. Step 6: Final answer
   x = 8,539,270.45