Finding the Third Proportional to 3,985,508 and 5,592,456

Step by Step Solution

1. Step 1: Write the proportion equation
   3,985,508 : 5,592,456 = 5,592,456 : x
2. Step 2: Convert to fraction form
   3,985,508/5,592,456 = 5,592,456/x
3. Step 3: Cross multiply
   3,985,508x = 5,592,456 × 5,592,456
4. Step 4: Simplify right side
   3,985,508x = 31,275,564,111,936
5. Step 5: Solve for x
   x = 31,275,564,111,936/3,985,508
6. Step 6: Final answer
   x = 7,847,321.88