Finding the Third Proportional to 1,986,552 and 4,287,849

Step by Step Solution

1. Step 1: Write the proportion equation
   1,986,552 : 4,287,849 = 4,287,849 : x
2. Step 2: Convert to fraction form
   1,986,552/4,287,849 = 4,287,849/x
3. Step 3: Cross multiply
   1,986,552x = 4,287,849 × 4,287,849
4. Step 4: Simplify right side
   1,986,552x = 18,385,649,046,801
5. Step 5: Solve for x
   x = 18,385,649,046,801/1,986,552
6. Step 6: Final answer
   x = 9,255,055.52