Finding the Third Proportional to 72,238.50 and 155,594.25

Step by Step Solution

1. Step 1: Write the proportion equation
   72,238.50 : 155,594.25 = 155,594.25 : x
2. Step 2: Convert to fraction form
   72,238.50/155,594.25 = 155,594.25/x
3. Step 3: Cross multiply
   72,238.50x = 155,594.25 × 155,594.25
4. Step 4: Simplify right side
   72,238.50x = 24,209,570,633.06
5. Step 5: Solve for x
   x = 24,209,570,633.06/72,238.50
6. Step 6: Final answer
   x = 335,133.91