Finding the Third Proportional to 68,287.50 and 149,028

Step by Step Solution

1. Step 1: Write the proportion equation
   68,287.50 : 149,028 = 149,028 : x
2. Step 2: Convert to fraction form
   68,287.50/149,028 = 149,028/x
3. Step 3: Cross multiply
   68,287.50x = 149,028 × 149,028
4. Step 4: Simplify right side
   68,287.50x = 22,209,344,784
5. Step 5: Solve for x
   x = 22,209,344,784/68,287.50
6. Step 6: Final answer
   x = 325,232.95