Finding the Fourth Proportional to 12,037.89, 18,050.13 and 3,715.55

Step by Step Solution

1. Step 1: Write the proportion equation
   12,037.89 : 18,050.13 = 3,715.55 : x
2. Step 2: Convert to fraction form
   12,037.89/18,050.13 = 3,715.55/x
3. Step 3: Cross multiply
   12,037.89x = 18,050.13 × 3,715.55
4. Step 4: Simplify right side
   12,037.89x = 67,066,160.52
5. Step 5: Solve for x
   x = 67,066,160.52/12,037.89
6. Step 6: Final answer
   x = 5,571.26