Finding the Third Proportional to 67,081.50 and 104,287.50

Step by Step Solution

1. Step 1: Write the proportion equation
   67,081.50 : 104,287.50 = 104,287.50 : x
2. Step 2: Convert to fraction form
   67,081.50/104,287.50 = 104,287.50/x
3. Step 3: Cross multiply
   67,081.50x = 104,287.50 × 104,287.50
4. Step 4: Simplify right side
   67,081.50x = 10,875,882,656.25
5. Step 5: Solve for x
   x = 10,875,882,656.25/67,081.50
6. Step 6: Final answer
   x = 162,129.39