Finding the Third Proportional to 3,863,996 and 5,677,842

Step by Step Solution

1. Step 1: Write the proportion equation
   3,863,996 : 5,677,842 = 5,677,842 : x
2. Step 2: Convert to fraction form
   3,863,996/5,677,842 = 5,677,842/x
3. Step 3: Cross multiply
   3,863,996x = 5,677,842 × 5,677,842
4. Step 4: Simplify right side
   3,863,996x = 32,237,889,776,964
5. Step 5: Solve for x
   x = 32,237,889,776,964/3,863,996
6. Step 6: Final answer
   x = 8,343,147.81