Finding the Fourth Proportional to 12,055.57, 18,077.43 and 5,033.48

Step by Step Solution

1. Step 1: Write the proportion equation
   12,055.57 : 18,077.43 = 5,033.48 : x
2. Step 2: Convert to fraction form
   12,055.57/18,077.43 = 5,033.48/x
3. Step 3: Cross multiply
   12,055.57x = 18,077.43 × 5,033.48
4. Step 4: Simplify right side
   12,055.57x = 90,992,266.80
5. Step 5: Solve for x
   x = 90,992,266.80/12,055.57
6. Step 6: Final answer
   x = 7,547.74