Finding the Third Proportional to 91,299 and 144,868.50

Step by Step Solution

1. Step 1: Write the proportion equation
   91,299 : 144,868.50 = 144,868.50 : x
2. Step 2: Convert to fraction form
   91,299/144,868.50 = 144,868.50/x
3. Step 3: Cross multiply
   91,299x = 144,868.50 × 144,868.50
4. Step 4: Simplify right side
   91,299x = 20,986,882,292.25
5. Step 5: Solve for x
   x = 20,986,882,292.25/91,299
6. Step 6: Final answer
   x = 229,869.79