Finding the Third Proportional to 102,012 and 143,400.50

Step by Step Solution

1. Step 1: Write the proportion equation
   102,012 : 143,400.50 = 143,400.50 : x
2. Step 2: Convert to fraction form
   102,012/143,400.50 = 143,400.50/x
3. Step 3: Cross multiply
   102,012x = 143,400.50 × 143,400.50
4. Step 4: Simplify right side
   102,012x = 20,563,703,400.25
5. Step 5: Solve for x
   x = 20,563,703,400.25/102,012
6. Step 6: Final answer
   x = 201,581.22