Finding the Third Proportional to 227,603.50 and 351,672

Step by Step Solution

1. Step 1: Write the proportion equation
   227,603.50 : 351,672 = 351,672 : x
2. Step 2: Convert to fraction form
   227,603.50/351,672 = 351,672/x
3. Step 3: Cross multiply
   227,603.50x = 351,672 × 351,672
4. Step 4: Simplify right side
   227,603.50x = 123,673,195,584
5. Step 5: Solve for x
   x = 123,673,195,584/227,603.50
6. Step 6: Final answer
   x = 543,371.24