Finding the Third Proportional to 2,037,978 and 4,164,444

Step by Step Solution

1. Step 1: Write the proportion equation
   2,037,978 : 4,164,444 = 4,164,444 : x
2. Step 2: Convert to fraction form
   2,037,978/4,164,444 = 4,164,444/x
3. Step 3: Cross multiply
   2,037,978x = 4,164,444 × 4,164,444
4. Step 4: Simplify right side
   2,037,978x = 17,342,593,829,136
5. Step 5: Solve for x
   x = 17,342,593,829,136/2,037,978
6. Step 6: Final answer
   x = 8,509,706.11