Finding the Third Proportional to 67,300.50 and 73,588.50

Step by Step Solution

1. Step 1: Write the proportion equation
   67,300.50 : 73,588.50 = 73,588.50 : x
2. Step 2: Convert to fraction form
   67,300.50/73,588.50 = 73,588.50/x
3. Step 3: Cross multiply
   67,300.50x = 73,588.50 × 73,588.50
4. Step 4: Simplify right side
   67,300.50x = 5,415,267,332.25
5. Step 5: Solve for x
   x = 5,415,267,332.25/67,300.50
6. Step 6: Final answer
   x = 80,464.00