Finding the Third Proportional to 31,729.50 and 70,550.25

Step by Step Solution

1. Step 1: Write the proportion equation
   31,729.50 : 70,550.25 = 70,550.25 : x
2. Step 2: Convert to fraction form
   31,729.50/70,550.25 = 70,550.25/x
3. Step 3: Cross multiply
   31,729.50x = 70,550.25 × 70,550.25
4. Step 4: Simplify right side
   31,729.50x = 4,977,337,775.06
5. Step 5: Solve for x
   x = 4,977,337,775.06/31,729.50
6. Step 6: Final answer
   x = 156,867.83