Finding the Fourth Proportional to 3,741.88, 5,613.72 and 3,091.42

Step by Step Solution

1. Step 1: Write the proportion equation
   3,741.88 : 5,613.72 = 3,091.42 : x
2. Step 2: Convert to fraction form
   3,741.88/5,613.72 = 3,091.42/x
3. Step 3: Cross multiply
   3,741.88x = 5,613.72 × 3,091.42
4. Step 4: Simplify right side
   3,741.88x = 17,354,366.28
5. Step 5: Solve for x
   x = 17,354,366.28/3,741.88
6. Step 6: Final answer
   x = 4,637.87