Finding the Third Proportional to 3,911,987 and 5,984,217

Step by Step Solution

1. Step 1: Write the proportion equation
   3,911,987 : 5,984,217 = 5,984,217 : x
2. Step 2: Convert to fraction form
   3,911,987/5,984,217 = 5,984,217/x
3. Step 3: Cross multiply
   3,911,987x = 5,984,217 × 5,984,217
4. Step 4: Simplify right side
   3,911,987x = 35,810,853,103,089
5. Step 5: Solve for x
   x = 35,810,853,103,089/3,911,987
6. Step 6: Final answer
   x = 9,154,133.97