Finding the Third Proportional to 8,879,968 and 13,284,308

Step by Step Solution

1. Step 1: Write the proportion equation
   8,879,968 : 13,284,308 = 13,284,308 : x
2. Step 2: Convert to fraction form
   8,879,968/13,284,308 = 13,284,308/x
3. Step 3: Cross multiply
   8,879,968x = 13,284,308 × 13,284,308
4. Step 4: Simplify right side
   8,879,968x = 176,472,839,038,864
5. Step 5: Solve for x
   x = 176,472,839,038,864/8,879,968
6. Step 6: Final answer
   x = 19,873,139.07