Finding the Fourth Proportional to 12,036.52, 18,055.85 and 3,151.83

Step by Step Solution

1. Step 1: Write the proportion equation
   12,036.52 : 18,055.85 = 3,151.83 : x
2. Step 2: Convert to fraction form
   12,036.52/18,055.85 = 3,151.83/x
3. Step 3: Cross multiply
   12,036.52x = 18,055.85 × 3,151.83
4. Step 4: Simplify right side
   12,036.52x = 56,908,977.59
5. Step 5: Solve for x
   x = 56,908,977.59/12,036.52
6. Step 6: Final answer
   x = 4,728.03