Finding the Third Proportional to 8,964,868 and 13,456,482

Step by Step Solution

1. Step 1: Write the proportion equation
   8,964,868 : 13,456,482 = 13,456,482 : x
2. Step 2: Convert to fraction form
   8,964,868/13,456,482 = 13,456,482/x
3. Step 3: Cross multiply
   8,964,868x = 13,456,482 × 13,456,482
4. Step 4: Simplify right side
   8,964,868x = 181,076,907,816,324
5. Step 5: Solve for x
   x = 181,076,907,816,324/8,964,868
6. Step 6: Final answer
   x = 20,198,502.40