Finding the Third Proportional to 8,048,272 and 12,562,288

Step by Step Solution

1. Step 1: Write the proportion equation
   8,048,272 : 12,562,288 = 12,562,288 : x
2. Step 2: Convert to fraction form
   8,048,272/12,562,288 = 12,562,288/x
3. Step 3: Cross multiply
   8,048,272x = 12,562,288 × 12,562,288
4. Step 4: Simplify right side
   8,048,272x = 157,811,079,794,944
5. Step 5: Solve for x
   x = 157,811,079,794,944/8,048,272
6. Step 6: Final answer
   x = 19,608,069.88