Finding the Fourth Proportional to 31,054.86, 42,853.55 and 17,626.39

Step by Step Solution

1. Step 1: Write the proportion equation
   31,054.86 : 42,853.55 = 17,626.39 : x
2. Step 2: Convert to fraction form
   31,054.86/42,853.55 = 17,626.39/x
3. Step 3: Cross multiply
   31,054.86x = 42,853.55 × 17,626.39
4. Step 4: Simplify right side
   31,054.86x = 755,353,189.92
5. Step 5: Solve for x
   x = 755,353,189.92/31,054.86
6. Step 6: Final answer
   x = 24,323.19