Finding the Third Proportional to 33,188.63 and 71,660.25

Step by Step Solution

1. Step 1: Write the proportion equation
   33,188.63 : 71,660.25 = 71,660.25 : x
2. Step 2: Convert to fraction form
   33,188.63/71,660.25 = 71,660.25/x
3. Step 3: Cross multiply
   33,188.63x = 71,660.25 × 71,660.25
4. Step 4: Simplify right side
   33,188.63x = 5,135,191,430.06
5. Step 5: Solve for x
   x = 5,135,191,430.06/33,188.63
6. Step 6: Final answer
   x = 154,727.45