Finding the Third Proportional to 5,177,470 and 8,104,228

Step by Step Solution

1. Step 1: Write the proportion equation
   5,177,470 : 8,104,228 = 8,104,228 : x
2. Step 2: Convert to fraction form
   5,177,470/8,104,228 = 8,104,228/x
3. Step 3: Cross multiply
   5,177,470x = 8,104,228 × 8,104,228
4. Step 4: Simplify right side
   5,177,470x = 65,678,511,475,984
5. Step 5: Solve for x
   x = 65,678,511,475,984/5,177,470
6. Step 6: Final answer
   x = 12,685,445.11