Finding the Fourth Proportional to 12,065.52, 18,091.76 and 3,742

Step by Step Solution

1. Step 1: Write the proportion equation
   12,065.52 : 18,091.76 = 3,742 : x
2. Step 2: Convert to fraction form
   12,065.52/18,091.76 = 3,742/x
3. Step 3: Cross multiply
   12,065.52x = 18,091.76 × 3,742
4. Step 4: Simplify right side
   12,065.52x = 67,699,365.92
5. Step 5: Solve for x
   x = 67,699,365.92/12,065.52
6. Step 6: Final answer
   x = 5,610.98