Finding the Fourth Proportional to 59,722.58, 89,596.84 and 18,168.50

Step by Step Solution

1. Step 1: Write the proportion equation
   59,722.58 : 89,596.84 = 18,168.50 : x
2. Step 2: Convert to fraction form
   59,722.58/89,596.84 = 18,168.50/x
3. Step 3: Cross multiply
   59,722.58x = 89,596.84 × 18,168.50
4. Step 4: Simplify right side
   59,722.58x = 1,627,840,187.54
5. Step 5: Solve for x
   x = 1,627,840,187.54/59,722.58
6. Step 6: Final answer
   x = 27,256.70