Finding the Third Proportional to 11,822,980 and 17,819,034

Step by Step Solution

1. Step 1: Write the proportion equation
   11,822,980 : 17,819,034 = 17,819,034 : x
2. Step 2: Convert to fraction form
   11,822,980/17,819,034 = 17,819,034/x
3. Step 3: Cross multiply
   11,822,980x = 17,819,034 × 17,819,034
4. Step 4: Simplify right side
   11,822,980x = 317,517,972,693,156
5. Step 5: Solve for x
   x = 317,517,972,693,156/11,822,980
6. Step 6: Final answer
   x = 26,856,001.84