Finding the Third Proportional to 5,598,456 and 8,396,228

Step by Step Solution

1. Step 1: Write the proportion equation
   5,598,456 : 8,396,228 = 8,396,228 : x
2. Step 2: Convert to fraction form
   5,598,456/8,396,228 = 8,396,228/x
3. Step 3: Cross multiply
   5,598,456x = 8,396,228 × 8,396,228
4. Step 4: Simplify right side
   5,598,456x = 70,496,644,627,984
5. Step 5: Solve for x
   x = 70,496,644,627,984/5,598,456
6. Step 6: Final answer
   x = 12,592,158.38