Finding the Third Proportional to 90,785 and 144,423

Step by Step Solution

1. Step 1: Write the proportion equation
   90,785 : 144,423 = 144,423 : x
2. Step 2: Convert to fraction form
   90,785/144,423 = 144,423/x
3. Step 3: Cross multiply
   90,785x = 144,423 × 144,423
4. Step 4: Simplify right side
   90,785x = 20,858,002,929
5. Step 5: Solve for x
   x = 20,858,002,929/90,785
6. Step 6: Final answer
   x = 229,751.64