Finding the Third Proportional to 5,337,684 and 8,261,838

Step by Step Solution

1. Step 1: Write the proportion equation
   5,337,684 : 8,261,838 = 8,261,838 : x
2. Step 2: Convert to fraction form
   5,337,684/8,261,838 = 8,261,838/x
3. Step 3: Cross multiply
   5,337,684x = 8,261,838 × 8,261,838
4. Step 4: Simplify right side
   5,337,684x = 68,257,967,138,244
5. Step 5: Solve for x
   x = 68,257,967,138,244/5,337,684
6. Step 6: Final answer
   x = 12,787,937.08