Finding the Third Proportional to 155,144 and 237,228

Step by Step Solution

1. Step 1: Write the proportion equation
   155,144 : 237,228 = 237,228 : x
2. Step 2: Convert to fraction form
   155,144/237,228 = 237,228/x
3. Step 3: Cross multiply
   155,144x = 237,228 × 237,228
4. Step 4: Simplify right side
   155,144x = 56,277,123,984
5. Step 5: Solve for x
   x = 56,277,123,984/155,144
6. Step 6: Final answer
   x = 362,741.22