Finding the Fourth Proportional to 12,053.78, 16,633.32 and 7,018.04

Step by Step Solution

1. Step 1: Write the proportion equation
   12,053.78 : 16,633.32 = 7,018.04 : x
2. Step 2: Convert to fraction form
   12,053.78/16,633.32 = 7,018.04/x
3. Step 3: Cross multiply
   12,053.78x = 16,633.32 × 7,018.04
4. Step 4: Simplify right side
   12,053.78x = 116,733,305.09
5. Step 5: Solve for x
   x = 116,733,305.09/12,053.78
6. Step 6: Final answer
   x = 9,684.37