Finding the Third Proportional to 33,739.50 and 72,150.50

Step by Step Solution

1. Step 1: Write the proportion equation
   33,739.50 : 72,150.50 = 72,150.50 : x
2. Step 2: Convert to fraction form
   33,739.50/72,150.50 = 72,150.50/x
3. Step 3: Cross multiply
   33,739.50x = 72,150.50 × 72,150.50
4. Step 4: Simplify right side
   33,739.50x = 5,205,694,650.25
5. Step 5: Solve for x
   x = 5,205,694,650.25/33,739.50
6. Step 6: Final answer
   x = 154,290.81