Finding the Third Proportional to 50,872.50 and 74,786.50

Step by Step Solution

1. Step 1: Write the proportion equation
   50,872.50 : 74,786.50 = 74,786.50 : x
2. Step 2: Convert to fraction form
   50,872.50/74,786.50 = 74,786.50/x
3. Step 3: Cross multiply
   50,872.50x = 74,786.50 × 74,786.50
4. Step 4: Simplify right side
   50,872.50x = 5,593,020,582.25
5. Step 5: Solve for x
   x = 5,593,020,582.25/50,872.50
6. Step 6: Final answer
   x = 109,941.93