Finding the Fourth Proportional to 37,086.06, 55,636.25 and 12,119.37

Step by Step Solution

1. Step 1: Write the proportion equation
   37,086.06 : 55,636.25 = 12,119.37 : x
2. Step 2: Convert to fraction form
   37,086.06/55,636.25 = 12,119.37/x
3. Step 3: Cross multiply
   37,086.06x = 55,636.25 × 12,119.37
4. Step 4: Simplify right side
   37,086.06x = 674,276,238.57
5. Step 5: Solve for x
   x = 674,276,238.57/37,086.06
6. Step 6: Final answer
   x = 18,181.40