Finding the Third Proportional to 46,991 and 72,874

Step by Step Solution

1. Step 1: Write the proportion equation
   46,991 : 72,874 = 72,874 : x
2. Step 2: Convert to fraction form
   46,991/72,874 = 72,874/x
3. Step 3: Cross multiply
   46,991x = 72,874 × 72,874
4. Step 4: Simplify right side
   46,991x = 5,310,619,876
5. Step 5: Solve for x
   x = 5,310,619,876/46,991
6. Step 6: Final answer
   x = 113,013.55