Finding the Fourth Proportional to 30,562.38, 42,149.16 and 22,062.24

Step by Step Solution

1. Step 1: Write the proportion equation
   30,562.38 : 42,149.16 = 22,062.24 : x
2. Step 2: Convert to fraction form
   30,562.38/42,149.16 = 22,062.24/x
3. Step 3: Cross multiply
   30,562.38x = 42,149.16 × 22,062.24
4. Step 4: Simplify right side
   30,562.38x = 929,904,883.72
5. Step 5: Solve for x
   x = 929,904,883.72/30,562.38
6. Step 6: Final answer
   x = 30,426.46