Finding the Third Proportional to 11,822,968 and 17,819,015

Step by Step Solution

1. Step 1: Write the proportion equation
   11,822,968 : 17,819,015 = 17,819,015 : x
2. Step 2: Convert to fraction form
   11,822,968/17,819,015 = 17,819,015/x
3. Step 3: Cross multiply
   11,822,968x = 17,819,015 × 17,819,015
4. Step 4: Simplify right side
   11,822,968x = 317,517,295,570,225
5. Step 5: Solve for x
   x = 317,517,295,570,225/11,822,968
6. Step 6: Final answer
   x = 26,855,971.83