Finding the Third Proportional to 102,015 and 143,404.50

Step by Step Solution

1. Step 1: Write the proportion equation
   102,015 : 143,404.50 = 143,404.50 : x
2. Step 2: Convert to fraction form
   102,015/143,404.50 = 143,404.50/x
3. Step 3: Cross multiply
   102,015x = 143,404.50 × 143,404.50
4. Step 4: Simplify right side
   102,015x = 20,564,850,620.25
5. Step 5: Solve for x
   x = 20,564,850,620.25/102,015
6. Step 6: Final answer
   x = 201,586.54