Finding the Third Proportional to 143,661 and 227,368.50

Step by Step Solution

1. Step 1: Write the proportion equation
   143,661 : 227,368.50 = 227,368.50 : x
2. Step 2: Convert to fraction form
   143,661/227,368.50 = 227,368.50/x
3. Step 3: Cross multiply
   143,661x = 227,368.50 × 227,368.50
4. Step 4: Simplify right side
   143,661x = 51,696,434,792.25
5. Step 5: Solve for x
   x = 51,696,434,792.25/143,661
6. Step 6: Final answer
   x = 359,850.17