Finding the Third Proportional to 102,024 and 143,419

Step by Step Solution

1. Step 1: Write the proportion equation
   102,024 : 143,419 = 143,419 : x
2. Step 2: Convert to fraction form
   102,024/143,419 = 143,419/x
3. Step 3: Cross multiply
   102,024x = 143,419 × 143,419
4. Step 4: Simplify right side
   102,024x = 20,569,009,561
5. Step 5: Solve for x
   x = 20,569,009,561/102,024
6. Step 6: Final answer
   x = 201,609.52