Finding the Third Proportional to 101,229.75 and 143,911.69

Step by Step Solution

1. Step 1: Write the proportion equation
   101,229.75 : 143,911.69 = 143,911.69 : x
2. Step 2: Convert to fraction form
   101,229.75/143,911.69 = 143,911.69/x
3. Step 3: Cross multiply
   101,229.75x = 143,911.69 × 143,911.69
4. Step 4: Simplify right side
   101,229.75x = 20,710,573,799.10
5. Step 5: Solve for x
   x = 20,710,573,799.10/101,229.75
6. Step 6: Final answer
   x = 204,589.79