Finding the Third Proportional to 3,863,988 and 5,677,833

Step by Step Solution

1. Step 1: Write the proportion equation
   3,863,988 : 5,677,833 = 5,677,833 : x
2. Step 2: Convert to fraction form
   3,863,988/5,677,833 = 5,677,833/x
3. Step 3: Cross multiply
   3,863,988x = 5,677,833 × 5,677,833
4. Step 4: Simplify right side
   3,863,988x = 32,237,787,575,889
5. Step 5: Solve for x
   x = 32,237,787,575,889/3,863,988
6. Step 6: Final answer
   x = 8,343,138.64