Finding the Third Proportional to 3,859,846 and 5,677,486

Step by Step Solution

1. Step 1: Write the proportion equation
   3,859,846 : 5,677,486 = 5,677,486 : x
2. Step 2: Convert to fraction form
   3,859,846/5,677,486 = 5,677,486/x
3. Step 3: Cross multiply
   3,859,846x = 5,677,486 × 5,677,486
4. Step 4: Simplify right side
   3,859,846x = 32,233,847,280,196
5. Step 5: Solve for x
   x = 32,233,847,280,196/3,859,846
6. Step 6: Final answer
   x = 8,351,070.81