Finding the Third Proportional to 143,356.50 and 227,746.50

Step by Step Solution

1. Step 1: Write the proportion equation
   143,356.50 : 227,746.50 = 227,746.50 : x
2. Step 2: Convert to fraction form
   143,356.50/227,746.50 = 227,746.50/x
3. Step 3: Cross multiply
   143,356.50x = 227,746.50 × 227,746.50
4. Step 4: Simplify right side
   143,356.50x = 51,868,468,262.25
5. Step 5: Solve for x
   x = 51,868,468,262.25/143,356.50
6. Step 6: Final answer
   x = 361,814.56