Finding the Fourth Proportional to 31,788.82, 43,867.33 and 17,642.58

Step by Step Solution

1. Step 1: Write the proportion equation
   31,788.82 : 43,867.33 = 17,642.58 : x
2. Step 2: Convert to fraction form
   31,788.82/43,867.33 = 17,642.58/x
3. Step 3: Cross multiply
   31,788.82x = 43,867.33 × 17,642.58
4. Step 4: Simplify right side
   31,788.82x = 773,932,878.91
5. Step 5: Solve for x
   x = 773,932,878.91/31,788.82
6. Step 6: Final answer
   x = 24,346.07