Finding the Third Proportional to 1,985,917 and 4,242,936

Step by Step Solution

1. Step 1: Write the proportion equation
   1,985,917 : 4,242,936 = 4,242,936 : x
2. Step 2: Convert to fraction form
   1,985,917/4,242,936 = 4,242,936/x
3. Step 3: Cross multiply
   1,985,917x = 4,242,936 × 4,242,936
4. Step 4: Simplify right side
   1,985,917x = 18,002,505,900,096
5. Step 5: Solve for x
   x = 18,002,505,900,096/1,985,917
6. Step 6: Final answer
   x = 9,065,084.74