Finding the Third Proportional to 67,317.75 and 104,530.50

Step by Step Solution

1. Step 1: Write the proportion equation
   67,317.75 : 104,530.50 = 104,530.50 : x
2. Step 2: Convert to fraction form
   67,317.75/104,530.50 = 104,530.50/x
3. Step 3: Cross multiply
   67,317.75x = 104,530.50 × 104,530.50
4. Step 4: Simplify right side
   67,317.75x = 10,926,625,430.25
5. Step 5: Solve for x
   x = 10,926,625,430.25/67,317.75
6. Step 6: Final answer
   x = 162,314.18