Finding the Fourth Proportional to 37,107.42, 55,666.89 and 12,481.50

Step by Step Solution

1. Step 1: Write the proportion equation
   37,107.42 : 55,666.89 = 12,481.50 : x
2. Step 2: Convert to fraction form
   37,107.42/55,666.89 = 12,481.50/x
3. Step 3: Cross multiply
   37,107.42x = 55,666.89 × 12,481.50
4. Step 4: Simplify right side
   37,107.42x = 694,806,287.54
5. Step 5: Solve for x
   x = 694,806,287.54/37,107.42
6. Step 6: Final answer
   x = 18,724.19