Finding the Fourth Proportional to 12,056.20, 18,078.37 and 5,034.11

Step by Step Solution

1. Step 1: Write the proportion equation
   12,056.20 : 18,078.37 = 5,034.11 : x
2. Step 2: Convert to fraction form
   12,056.20/18,078.37 = 5,034.11/x
3. Step 3: Cross multiply
   12,056.20x = 18,078.37 × 5,034.11
4. Step 4: Simplify right side
   12,056.20x = 91,008,400.22
5. Step 5: Solve for x
   x = 91,008,400.22/12,056.20
6. Step 6: Final answer
   x = 7,548.68