Finding the Third Proportional to 143,914 and 201,300

Step by Step Solution

1. Step 1: Write the proportion equation
   143,914 : 201,300 = 201,300 : x
2. Step 2: Convert to fraction form
   143,914/201,300 = 201,300/x
3. Step 3: Cross multiply
   143,914x = 201,300 × 201,300
4. Step 4: Simplify right side
   143,914x = 40,521,690,000
5. Step 5: Solve for x
   x = 40,521,690,000/143,914
6. Step 6: Final answer
   x = 281,568.78