Finding the Third Proportional to 50,689.50 and 74,108.25

Step by Step Solution

1. Step 1: Write the proportion equation
   50,689.50 : 74,108.25 = 74,108.25 : x
2. Step 2: Convert to fraction form
   50,689.50/74,108.25 = 74,108.25/x
3. Step 3: Cross multiply
   50,689.50x = 74,108.25 × 74,108.25
4. Step 4: Simplify right side
   50,689.50x = 5,492,032,718.06
5. Step 5: Solve for x
   x = 5,492,032,718.06/50,689.50
6. Step 6: Final answer
   x = 108,346.56