Finding the Fourth Proportional to 37,104.36, 55,661.72 and 12,146.37

Step by Step Solution

1. Step 1: Write the proportion equation
   37,104.36 : 55,661.72 = 12,146.37 : x
2. Step 2: Convert to fraction form
   37,104.36/55,661.72 = 12,146.37/x
3. Step 3: Cross multiply
   37,104.36x = 55,661.72 × 12,146.37
4. Step 4: Simplify right side
   37,104.36x = 676,087,845.96
5. Step 5: Solve for x
   x = 676,087,845.96/37,104.36
6. Step 6: Final answer
   x = 18,221.25