Finding the Fourth Proportional to 30,995.38, 42,772.71 and 17,567.86

Step by Step Solution

1. Step 1: Write the proportion equation
   30,995.38 : 42,772.71 = 17,567.86 : x
2. Step 2: Convert to fraction form
   30,995.38/42,772.71 = 17,567.86/x
3. Step 3: Cross multiply
   30,995.38x = 42,772.71 × 17,567.86
4. Step 4: Simplify right side
   30,995.38x = 751,424,981.10
5. Step 5: Solve for x
   x = 751,424,981.10/30,995.38
6. Step 6: Final answer
   x = 24,243.13