Finding the Third Proportional to 1,939,986 and 2,936,820

Step by Step Solution

1. Step 1: Write the proportion equation
   1,939,986 : 2,936,820 = 2,936,820 : x
2. Step 2: Convert to fraction form
   1,939,986/2,936,820 = 2,936,820/x
3. Step 3: Cross multiply
   1,939,986x = 2,936,820 × 2,936,820
4. Step 4: Simplify right side
   1,939,986x = 8,624,911,712,400
5. Step 5: Solve for x
   x = 8,624,911,712,400/1,939,986
6. Step 6: Final answer
   x = 4,445,862.86