Finding the Fourth Proportional to 12,053.21, 18,067.37 and 5,037.30

Step by Step Solution

1. Step 1: Write the proportion equation
   12,053.21 : 18,067.37 = 5,037.30 : x
2. Step 2: Convert to fraction form
   12,053.21/18,067.37 = 5,037.30/x
3. Step 3: Cross multiply
   12,053.21x = 18,067.37 × 5,037.30
4. Step 4: Simplify right side
   12,053.21x = 91,010,737.71
5. Step 5: Solve for x
   x = 91,010,737.71/12,053.21
6. Step 6: Final answer
   x = 7,550.75