Finding the Fourth Proportional to 37,085.84, 55,650.60 and 13,728.56

Step by Step Solution

1. Step 1: Write the proportion equation
   37,085.84 : 55,650.60 = 13,728.56 : x
2. Step 2: Convert to fraction form
   37,085.84/55,650.60 = 13,728.56/x
3. Step 3: Cross multiply
   37,085.84x = 55,650.60 × 13,728.56
4. Step 4: Simplify right side
   37,085.84x = 764,002,601.14
5. Step 5: Solve for x
   x = 764,002,601.14/37,085.84
6. Step 6: Final answer
   x = 20,600.92