Finding the Third Proportional to 35,721 and 50,317.50

Step by Step Solution

1. Step 1: Write the proportion equation
   35,721 : 50,317.50 = 50,317.50 : x
2. Step 2: Convert to fraction form
   35,721/50,317.50 = 50,317.50/x
3. Step 3: Cross multiply
   35,721x = 50,317.50 × 50,317.50
4. Step 4: Simplify right side
   35,721x = 2,531,850,806.25
5. Step 5: Solve for x
   x = 2,531,850,806.25/35,721
6. Step 6: Final answer
   x = 70,878.50