Finding the Third Proportional to 5,390,268 and 8,077,098

Step by Step Solution

1. Step 1: Write the proportion equation
   5,390,268 : 8,077,098 = 8,077,098 : x
2. Step 2: Convert to fraction form
   5,390,268/8,077,098 = 8,077,098/x
3. Step 3: Cross multiply
   5,390,268x = 8,077,098 × 8,077,098
4. Step 4: Simplify right side
   5,390,268x = 65,239,512,101,604
5. Step 5: Solve for x
   x = 65,239,512,101,604/5,390,268
6. Step 6: Final answer
   x = 12,103,203.79