Finding the Fourth Proportional to 30,591.56, 42,216.46 and 17,853.50

Step by Step Solution

1. Step 1: Write the proportion equation
   30,591.56 : 42,216.46 = 17,853.50 : x
2. Step 2: Convert to fraction form
   30,591.56/42,216.46 = 17,853.50/x
3. Step 3: Cross multiply
   30,591.56x = 42,216.46 × 17,853.50
4. Step 4: Simplify right side
   30,591.56x = 753,711,629.52
5. Step 5: Solve for x
   x = 753,711,629.52/30,591.56
6. Step 6: Final answer
   x = 24,637.89