Finding the Third Proportional to 143,036 and 169,388

Step by Step Solution

1. Step 1: Write the proportion equation
   143,036 : 169,388 = 169,388 : x
2. Step 2: Convert to fraction form
   143,036/169,388 = 169,388/x
3. Step 3: Cross multiply
   143,036x = 169,388 × 169,388
4. Step 4: Simplify right side
   143,036x = 28,692,294,544
5. Step 5: Solve for x
   x = 28,692,294,544/143,036
6. Step 6: Final answer
   x = 200,594.92