Finding the Fourth Proportional to 31,444.08, 43,392.72 and 18,019.84

Step by Step Solution

1. Step 1: Write the proportion equation
   31,444.08 : 43,392.72 = 18,019.84 : x
2. Step 2: Convert to fraction form
   31,444.08/43,392.72 = 18,019.84/x
3. Step 3: Cross multiply
   31,444.08x = 43,392.72 × 18,019.84
4. Step 4: Simplify right side
   31,444.08x = 781,929,871.56
5. Step 5: Solve for x
   x = 781,929,871.56/31,444.08
6. Step 6: Final answer
   x = 24,867.32