Finding the Third Proportional to 3,861,228 and 5,077,530

Step by Step Solution

1. Step 1: Write the proportion equation
   3,861,228 : 5,077,530 = 5,077,530 : x
2. Step 2: Convert to fraction form
   3,861,228/5,077,530 = 5,077,530/x
3. Step 3: Cross multiply
   3,861,228x = 5,077,530 × 5,077,530
4. Step 4: Simplify right side
   3,861,228x = 25,781,310,900,900
5. Step 5: Solve for x
   x = 25,781,310,900,900/3,861,228
6. Step 6: Final answer
   x = 6,676,971.91