Finding the Fourth Proportional to 31,327.06, 43,227.35 and 17,899.18

Step by Step Solution

1. Step 1: Write the proportion equation
   31,327.06 : 43,227.35 = 17,899.18 : x
2. Step 2: Convert to fraction form
   31,327.06/43,227.35 = 17,899.18/x
3. Step 3: Cross multiply
   31,327.06x = 43,227.35 × 17,899.18
4. Step 4: Simplify right side
   31,327.06x = 773,734,169.86
5. Step 5: Solve for x
   x = 773,734,169.86/31,327.06
6. Step 6: Final answer
   x = 24,698.59