Finding the Third Proportional to 2,563,968 and 3,985,800

Step by Step Solution

1. Step 1: Write the proportion equation
   2,563,968 : 3,985,800 = 3,985,800 : x
2. Step 2: Convert to fraction form
   2,563,968/3,985,800 = 3,985,800/x
3. Step 3: Cross multiply
   2,563,968x = 3,985,800 × 3,985,800
4. Step 4: Simplify right side
   2,563,968x = 15,886,601,640,000
5. Step 5: Solve for x
   x = 15,886,601,640,000/2,563,968
6. Step 6: Final answer
   x = 6,196,099.81