Finding the Fourth Proportional to 12,058.02, 18,091.79 and 3,738.69

Step by Step Solution

1. Step 1: Write the proportion equation
   12,058.02 : 18,091.79 = 3,738.69 : x
2. Step 2: Convert to fraction form
   12,058.02/18,091.79 = 3,738.69/x
3. Step 3: Cross multiply
   12,058.02x = 18,091.79 × 3,738.69
4. Step 4: Simplify right side
   12,058.02x = 67,639,594.36
5. Step 5: Solve for x
   x = 67,639,594.36/12,058.02
6. Step 6: Final answer
   x = 5,609.51