Finding the Third Proportional to 33,009.75 and 67,185

Step by Step Solution

1. Step 1: Write the proportion equation
   33,009.75 : 67,185 = 67,185 : x
2. Step 2: Convert to fraction form
   33,009.75/67,185 = 67,185/x
3. Step 3: Cross multiply
   33,009.75x = 67,185 × 67,185
4. Step 4: Simplify right side
   33,009.75x = 4,513,824,225
5. Step 5: Solve for x
   x = 4,513,824,225/33,009.75
6. Step 6: Final answer
   x = 136,742.15