Finding the Fourth Proportional to 37,238.72, 55,856.64 and 12,614.72

Step by Step Solution

1. Step 1: Write the proportion equation
   37,238.72 : 55,856.64 = 12,614.72 : x
2. Step 2: Convert to fraction form
   37,238.72/55,856.64 = 12,614.72/x
3. Step 3: Cross multiply
   37,238.72x = 55,856.64 × 12,614.72
4. Step 4: Simplify right side
   37,238.72x = 704,615,873.74
5. Step 5: Solve for x
   x = 704,615,873.74/37,238.72
6. Step 6: Final answer
   x = 18,921.59