Finding the Fourth Proportional to 12,022.56, 18,018.22 and 4,898.48

Step by Step Solution

1. Step 1: Write the proportion equation
   12,022.56 : 18,018.22 = 4,898.48 : x
2. Step 2: Convert to fraction form
   12,022.56/18,018.22 = 4,898.48/x
3. Step 3: Cross multiply
   12,022.56x = 18,018.22 × 4,898.48
4. Step 4: Simplify right side
   12,022.56x = 88,261,890.31
5. Step 5: Solve for x
   x = 88,261,890.31/12,022.56
6. Step 6: Final answer
   x = 7,341.36