Finding the Third Proportional to 47,974 and 72,631

Step by Step Solution

1. Step 1: Write the proportion equation
   47,974 : 72,631 = 72,631 : x
2. Step 2: Convert to fraction form
   47,974/72,631 = 72,631/x
3. Step 3: Cross multiply
   47,974x = 72,631 × 72,631
4. Step 4: Simplify right side
   47,974x = 5,275,262,161
5. Step 5: Solve for x
   x = 5,275,262,161/47,974
6. Step 6: Final answer
   x = 109,960.86