Finding the Third Proportional to 3,985,456 and 5,592,382

Step by Step Solution

1. Step 1: Write the proportion equation
   3,985,456 : 5,592,382 = 5,592,382 : x
2. Step 2: Convert to fraction form
   3,985,456/5,592,382 = 5,592,382/x
3. Step 3: Cross multiply
   3,985,456x = 5,592,382 × 5,592,382
4. Step 4: Simplify right side
   3,985,456x = 31,274,736,433,924
5. Step 5: Solve for x
   x = 31,274,736,433,924/3,985,456
6. Step 6: Final answer
   x = 7,847,216.59