Finding the Fourth Proportional to 31,587.89, 43,591.30 and 17,441.65

Step by Step Solution

1. Step 1: Write the proportion equation
   31,587.89 : 43,591.30 = 17,441.65 : x
2. Step 2: Convert to fraction form
   31,587.89/43,591.30 = 17,441.65/x
3. Step 3: Cross multiply
   31,587.89x = 43,591.30 × 17,441.65
4. Step 4: Simplify right side
   31,587.89x = 760,303,963.33
5. Step 5: Solve for x
   x = 760,303,963.33/31,587.89
6. Step 6: Final answer
   x = 24,069.48