Finding the Fourth Proportional to 4,322.72, 5,966.37 and 3,613.83

Step by Step Solution

1. Step 1: Write the proportion equation
   4,322.72 : 5,966.37 = 3,613.83 : x
2. Step 2: Convert to fraction form
   4,322.72/5,966.37 = 3,613.83/x
3. Step 3: Cross multiply
   4,322.72x = 5,966.37 × 3,613.83
4. Step 4: Simplify right side
   4,322.72x = 21,561,446.90
5. Step 5: Solve for x
   x = 21,561,446.90/4,322.72
6. Step 6: Final answer
   x = 4,987.94