Finding the Fourth Proportional to 3,760.05, 5,646.49 and 3,134.72

Step by Step Solution

1. Step 1: Write the proportion equation
   3,760.05 : 5,646.49 = 3,134.72 : x
2. Step 2: Convert to fraction form
   3,760.05/5,646.49 = 3,134.72/x
3. Step 3: Cross multiply
   3,760.05x = 5,646.49 × 3,134.72
4. Step 4: Simplify right side
   3,760.05x = 17,700,157.28
5. Step 5: Solve for x
   x = 17,700,157.28/3,760.05
6. Step 6: Final answer
   x = 4,707.42