Finding the Third Proportional to 33,009.25 and 71,279.50

Step by Step Solution

1. Step 1: Write the proportion equation
   33,009.25 : 71,279.50 = 71,279.50 : x
2. Step 2: Convert to fraction form
   33,009.25/71,279.50 = 71,279.50/x
3. Step 3: Cross multiply
   33,009.25x = 71,279.50 × 71,279.50
4. Step 4: Simplify right side
   33,009.25x = 5,080,767,120.25
5. Step 5: Solve for x
   x = 5,080,767,120.25/33,009.25
6. Step 6: Final answer
   x = 153,919.50