Finding the Fourth Proportional to 12,254.58, 18,369.72 and 4,854.42

Step by Step Solution

1. Step 1: Write the proportion equation
   12,254.58 : 18,369.72 = 4,854.42 : x
2. Step 2: Convert to fraction form
   12,254.58/18,369.72 = 4,854.42/x
3. Step 3: Cross multiply
   12,254.58x = 18,369.72 × 4,854.42
4. Step 4: Simplify right side
   12,254.58x = 89,174,336.16
5. Step 5: Solve for x
   x = 89,174,336.16/12,254.58
6. Step 6: Final answer
   x = 7,276.82