Finding the Third Proportional to 67,155.33 and 144,801.42

Step by Step Solution

1. Step 1: Write the proportion equation
   67,155.33 : 144,801.42 = 144,801.42 : x
2. Step 2: Convert to fraction form
   67,155.33/144,801.42 = 144,801.42/x
3. Step 3: Cross multiply
   67,155.33x = 144,801.42 × 144,801.42
4. Step 4: Simplify right side
   67,155.33x = 20,967,451,777.02
5. Step 5: Solve for x
   x = 20,967,451,777.02/67,155.33
6. Step 6: Final answer
   x = 312,223.20