Finding the Third Proportional to 16,448,472 and 35,642,736

Step by Step Solution

1. Step 1: Write the proportion equation
   16,448,472 : 35,642,736 = 35,642,736 : x
2. Step 2: Convert to fraction form
   16,448,472/35,642,736 = 35,642,736/x
3. Step 3: Cross multiply
   16,448,472x = 35,642,736 × 35,642,736
4. Step 4: Simplify right side
   16,448,472x = 1,270,404,629,565,696
5. Step 5: Solve for x
   x = 1,270,404,629,565,696/16,448,472
6. Step 6: Final answer
   x = 77,235,419.17