Finding the Third Proportional to 103,221.75 and 150,849.38

Step by Step Solution

1. Step 1: Write the proportion equation
   103,221.75 : 150,849.38 = 150,849.38 : x
2. Step 2: Convert to fraction form
   103,221.75/150,849.38 = 150,849.38/x
3. Step 3: Cross multiply
   103,221.75x = 150,849.38 × 150,849.38
4. Step 4: Simplify right side
   103,221.75x = 22,755,533,937.89
5. Step 5: Solve for x
   x = 22,755,533,937.89/103,221.75
6. Step 6: Final answer
   x = 220,452.90