Finding the Third Proportional to 3,985,464 and 5,592,388

Step by Step Solution

1. Step 1: Write the proportion equation
   3,985,464 : 5,592,388 = 5,592,388 : x
2. Step 2: Convert to fraction form
   3,985,464/5,592,388 = 5,592,388/x
3. Step 3: Cross multiply
   3,985,464x = 5,592,388 × 5,592,388
4. Step 4: Simplify right side
   3,985,464x = 31,274,803,542,544
5. Step 5: Solve for x
   x = 31,274,803,542,544/3,985,464
6. Step 6: Final answer
   x = 7,847,217.67