Finding the Fourth Proportional to 12,041.64, 18,064.41 and 3,719.71

Step by Step Solution

1. Step 1: Write the proportion equation
   12,041.64 : 18,064.41 = 3,719.71 : x
2. Step 2: Convert to fraction form
   12,041.64/18,064.41 = 3,719.71/x
3. Step 3: Cross multiply
   12,041.64x = 18,064.41 × 3,719.71
4. Step 4: Simplify right side
   12,041.64x = 67,194,366.52
5. Step 5: Solve for x
   x = 67,194,366.52/12,041.64
6. Step 6: Final answer
   x = 5,580.17