Finding the Third Proportional to 14,879,040 and 31,543,872

Step by Step Solution

1. Step 1: Write the proportion equation
   14,879,040 : 31,543,872 = 31,543,872 : x
2. Step 2: Convert to fraction form
   14,879,040/31,543,872 = 31,543,872/x
3. Step 3: Cross multiply
   14,879,040x = 31,543,872 × 31,543,872
4. Step 4: Simplify right side
   14,879,040x = 995,015,860,752,384
5. Step 5: Solve for x
   x = 995,015,860,752,384/14,879,040
6. Step 6: Final answer
   x = 66,873,659.91