Finding the Third Proportional to 141,892 and 189,336

Step by Step Solution

1. Step 1: Write the proportion equation
   141,892 : 189,336 = 189,336 : x
2. Step 2: Convert to fraction form
   141,892/189,336 = 189,336/x
3. Step 3: Cross multiply
   141,892x = 189,336 × 189,336
4. Step 4: Simplify right side
   141,892x = 35,848,120,896
5. Step 5: Solve for x
   x = 35,848,120,896/141,892
6. Step 6: Final answer
   x = 252,643.71