Finding the Third Proportional to 33,128 and 50,120

Step by Step Solution

1. Step 1: Write the proportion equation
   33,128 : 50,120 = 50,120 : x
2. Step 2: Convert to fraction form
   33,128/50,120 = 50,120/x
3. Step 3: Cross multiply
   33,128x = 50,120 × 50,120
4. Step 4: Simplify right side
   33,128x = 2,512,014,400
5. Step 5: Solve for x
   x = 2,512,014,400/33,128
6. Step 6: Final answer
   x = 75,827.53