Finding the Fourth Proportional to 59,722.65, 89,596.94 and 18,168.57

Step by Step Solution

1. Step 1: Write the proportion equation
   59,722.65 : 89,596.94 = 18,168.57 : x
2. Step 2: Convert to fraction form
   59,722.65/89,596.94 = 18,168.57/x
3. Step 3: Cross multiply
   59,722.65x = 89,596.94 × 18,168.57
4. Step 4: Simplify right side
   59,722.65x = 1,627,848,185.33
5. Step 5: Solve for x
   x = 1,627,848,185.33/59,722.65
6. Step 6: Final answer
   x = 27,256.80