Finding the Third Proportional to 103,113.38 and 150,978.38

Step by Step Solution

1. Step 1: Write the proportion equation
   103,113.38 : 150,978.38 = 150,978.38 : x
2. Step 2: Convert to fraction form
   103,113.38/150,978.38 = 150,978.38/x
3. Step 3: Cross multiply
   103,113.38x = 150,978.38 × 150,978.38
4. Step 4: Simplify right side
   103,113.38x = 22,794,469,717.64
5. Step 5: Solve for x
   x = 22,794,469,717.64/103,113.38
6. Step 6: Final answer
   x = 221,062.20