Finding the Third Proportional to 50,628 and 74,288

Step by Step Solution

1. Step 1: Write the proportion equation
   50,628 : 74,288 = 74,288 : x
2. Step 2: Convert to fraction form
   50,628/74,288 = 74,288/x
3. Step 3: Cross multiply
   50,628x = 74,288 × 74,288
4. Step 4: Simplify right side
   50,628x = 5,518,706,944
5. Step 5: Solve for x
   x = 5,518,706,944/50,628
6. Step 6: Final answer
   x = 109,005.04