Finding the Fourth Proportional to 3,799.68, 5,700.72 and 3,613.92

Step by Step Solution

1. Step 1: Write the proportion equation
   3,799.68 : 5,700.72 = 3,613.92 : x
2. Step 2: Convert to fraction form
   3,799.68/5,700.72 = 3,613.92/x
3. Step 3: Cross multiply
   3,799.68x = 5,700.72 × 3,613.92
4. Step 4: Simplify right side
   3,799.68x = 20,601,946.02
5. Step 5: Solve for x
   x = 20,601,946.02/3,799.68
6. Step 6: Final answer
   x = 5,422.02