Finding the Fourth Proportional to 37,078.35, 55,623.59 and 12,111.15

Step by Step Solution

1. Step 1: Write the proportion equation
   37,078.35 : 55,623.59 = 12,111.15 : x
2. Step 2: Convert to fraction form
   37,078.35/55,623.59 = 12,111.15/x
3. Step 3: Cross multiply
   37,078.35x = 55,623.59 × 12,111.15
4. Step 4: Simplify right side
   37,078.35x = 673,665,642.03
5. Step 5: Solve for x
   x = 673,665,642.03/37,078.35
6. Step 6: Final answer
   x = 18,168.71