Finding the Third Proportional to 67,008.75 and 89,395.50

Step by Step Solution

1. Step 1: Write the proportion equation
   67,008.75 : 89,395.50 = 89,395.50 : x
2. Step 2: Convert to fraction form
   67,008.75/89,395.50 = 89,395.50/x
3. Step 3: Cross multiply
   67,008.75x = 89,395.50 × 89,395.50
4. Step 4: Simplify right side
   67,008.75x = 7,991,555,420.25
5. Step 5: Solve for x
   x = 7,991,555,420.25/67,008.75
6. Step 6: Final answer
   x = 119,261.37