Finding the Third Proportional to 67,984.50 and 149,561.50

Step by Step Solution

1. Step 1: Write the proportion equation
   67,984.50 : 149,561.50 = 149,561.50 : x
2. Step 2: Convert to fraction form
   67,984.50/149,561.50 = 149,561.50/x
3. Step 3: Cross multiply
   67,984.50x = 149,561.50 × 149,561.50
4. Step 4: Simplify right side
   67,984.50x = 22,368,642,282.25
5. Step 5: Solve for x
   x = 22,368,642,282.25/67,984.50
6. Step 6: Final answer
   x = 329,025.62