Finding the Third Proportional to 50,617 and 74,085

Step by Step Solution

1. Step 1: Write the proportion equation
   50,617 : 74,085 = 74,085 : x
2. Step 2: Convert to fraction form
   50,617/74,085 = 74,085/x
3. Step 3: Cross multiply
   50,617x = 74,085 × 74,085
4. Step 4: Simplify right side
   50,617x = 5,488,587,225
5. Step 5: Solve for x
   x = 5,488,587,225/50,617
6. Step 6: Final answer
   x = 108,433.67