Finding the Fourth Proportional to 59,900.48, 89,863.84 and 18,350.72

Step by Step Solution

1. Step 1: Write the proportion equation
   59,900.48 : 89,863.84 = 18,350.72 : x
2. Step 2: Convert to fraction form
   59,900.48/89,863.84 = 18,350.72/x
3. Step 3: Cross multiply
   59,900.48x = 89,863.84 × 18,350.72
4. Step 4: Simplify right side
   59,900.48x = 1,649,066,165.96
5. Step 5: Solve for x
   x = 1,649,066,165.96/59,900.48
6. Step 6: Final answer
   x = 27,530.10