Finding the Third Proportional to 3,859,773 and 5,677,390

Step by Step Solution

1. Step 1: Write the proportion equation
   3,859,773 : 5,677,390 = 5,677,390 : x
2. Step 2: Convert to fraction form
   3,859,773/5,677,390 = 5,677,390/x
3. Step 3: Cross multiply
   3,859,773x = 5,677,390 × 5,677,390
4. Step 4: Simplify right side
   3,859,773x = 32,232,757,212,100
5. Step 5: Solve for x
   x = 32,232,757,212,100/3,859,773
6. Step 6: Final answer
   x = 8,350,946.34