Finding the Third Proportional to 11,822,976 and 17,819,028

Step by Step Solution

1. Step 1: Write the proportion equation
   11,822,976 : 17,819,028 = 17,819,028 : x
2. Step 2: Convert to fraction form
   11,822,976/17,819,028 = 17,819,028/x
3. Step 3: Cross multiply
   11,822,976x = 17,819,028 × 17,819,028
4. Step 4: Simplify right side
   11,822,976x = 317,517,758,864,784
5. Step 5: Solve for x
   x = 317,517,758,864,784/11,822,976
6. Step 6: Final answer
   x = 26,855,992.85