Finding the Third Proportional to 16,448,640 and 35,643,072

Step by Step Solution

1. Step 1: Write the proportion equation
   16,448,640 : 35,643,072 = 35,643,072 : x
2. Step 2: Convert to fraction form
   16,448,640/35,643,072 = 35,643,072/x
3. Step 3: Cross multiply
   16,448,640x = 35,643,072 × 35,643,072
4. Step 4: Simplify right side
   16,448,640x = 1,270,428,581,597,184
5. Step 5: Solve for x
   x = 1,270,428,581,597,184/16,448,640
6. Step 6: Final answer
   x = 77,236,086.48