Finding the Fourth Proportional to 31,154.27, 42,995.34 and 17,726.09

Step by Step Solution

1. Step 1: Write the proportion equation
   31,154.27 : 42,995.34 = 17,726.09 : x
2. Step 2: Convert to fraction form
   31,154.27/42,995.34 = 17,726.09/x
3. Step 3: Cross multiply
   31,154.27x = 42,995.34 × 17,726.09
4. Step 4: Simplify right side
   31,154.27x = 762,139,051.44
5. Step 5: Solve for x
   x = 762,139,051.44/31,154.27
6. Step 6: Final answer
   x = 24,463.39