Finding the Third Proportional to 33,015.50 and 71,164.50

Step by Step Solution

1. Step 1: Write the proportion equation
   33,015.50 : 71,164.50 = 71,164.50 : x
2. Step 2: Convert to fraction form
   33,015.50/71,164.50 = 71,164.50/x
3. Step 3: Cross multiply
   33,015.50x = 71,164.50 × 71,164.50
4. Step 4: Simplify right side
   33,015.50x = 5,064,386,060.25
5. Step 5: Solve for x
   x = 5,064,386,060.25/33,015.50
6. Step 6: Final answer
   x = 153,394.20