Finding the Third Proportional to 33,211.50 and 71,699.25

Step by Step Solution

1. Step 1: Write the proportion equation
   33,211.50 : 71,699.25 = 71,699.25 : x
2. Step 2: Convert to fraction form
   33,211.50/71,699.25 = 71,699.25/x
3. Step 3: Cross multiply
   33,211.50x = 71,699.25 × 71,699.25
4. Step 4: Simplify right side
   33,211.50x = 5,140,782,450.56
5. Step 5: Solve for x
   x = 5,140,782,450.56/33,211.50
6. Step 6: Final answer
   x = 154,789.23