Finding the Third Proportional to 11,822,965 and 17,819,010

Step by Step Solution

1. Step 1: Write the proportion equation
   11,822,965 : 17,819,010 = 17,819,010 : x
2. Step 2: Convert to fraction form
   11,822,965/17,819,010 = 17,819,010/x
3. Step 3: Cross multiply
   11,822,965x = 17,819,010 × 17,819,010
4. Step 4: Simplify right side
   11,822,965x = 317,517,117,380,100
5. Step 5: Solve for x
   x = 317,517,117,380,100/11,822,965
6. Step 6: Final answer
   x = 26,855,963.57