Finding the Third Proportional to 72,036 and 151,380

Step by Step Solution

1. Step 1: Write the proportion equation
   72,036 : 151,380 = 151,380 : x
2. Step 2: Convert to fraction form
   72,036/151,380 = 151,380/x
3. Step 3: Cross multiply
   72,036x = 151,380 × 151,380
4. Step 4: Simplify right side
   72,036x = 22,915,904,400
5. Step 5: Solve for x
   x = 22,915,904,400/72,036
6. Step 6: Final answer
   x = 318,117.39