Finding the Fourth Proportional to 37,105.22, 55,665.12 and 13,731.86

Step by Step Solution

1. Step 1: Write the proportion equation
   37,105.22 : 55,665.12 = 13,731.86 : x
2. Step 2: Convert to fraction form
   37,105.22/55,665.12 = 13,731.86/x
3. Step 3: Cross multiply
   37,105.22x = 55,665.12 × 13,731.86
4. Step 4: Simplify right side
   37,105.22x = 764,385,634.72
5. Step 5: Solve for x
   x = 764,385,634.72/37,105.22
6. Step 6: Final answer
   x = 20,600.49