Finding the Third Proportional to 3,859,770 and 5,677,384

Step by Step Solution

1. Step 1: Write the proportion equation
   3,859,770 : 5,677,384 = 5,677,384 : x
2. Step 2: Convert to fraction form
   3,859,770/5,677,384 = 5,677,384/x
3. Step 3: Cross multiply
   3,859,770x = 5,677,384 × 5,677,384
4. Step 4: Simplify right side
   3,859,770x = 32,232,689,083,456
5. Step 5: Solve for x
   x = 32,232,689,083,456/3,859,770
6. Step 6: Final answer
   x = 8,350,935.18