Finding the Fourth Proportional to 3,796.47, 5,685.39 and 3,134.30

Step by Step Solution

1. Step 1: Write the proportion equation
   3,796.47 : 5,685.39 = 3,134.30 : x
2. Step 2: Convert to fraction form
   3,796.47/5,685.39 = 3,134.30/x
3. Step 3: Cross multiply
   3,796.47x = 5,685.39 × 3,134.30
4. Step 4: Simplify right side
   3,796.47x = 17,819,689.45
5. Step 5: Solve for x
   x = 17,819,689.45/3,796.47
6. Step 6: Final answer
   x = 4,693.75