Finding the Third Proportional to 141,128 and 200,604

Step by Step Solution

1. Step 1: Write the proportion equation
   141,128 : 200,604 = 200,604 : x
2. Step 2: Convert to fraction form
   141,128/200,604 = 200,604/x
3. Step 3: Cross multiply
   141,128x = 200,604 × 200,604
4. Step 4: Simplify right side
   141,128x = 40,241,964,816
5. Step 5: Solve for x
   x = 40,241,964,816/141,128
6. Step 6: Final answer
   x = 285,145.15