Finding the Fourth Proportional to 5,548.36, 7,656.71 and 3,158.34

Step by Step Solution

1. Step 1: Write the proportion equation
   5,548.36 : 7,656.71 = 3,158.34 : x
2. Step 2: Convert to fraction form
   5,548.36/7,656.71 = 3,158.34/x
3. Step 3: Cross multiply
   5,548.36x = 7,656.71 × 3,158.34
4. Step 4: Simplify right side
   5,548.36x = 24,182,493.46
5. Step 5: Solve for x
   x = 24,182,493.46/5,548.36
6. Step 6: Final answer
   x = 4,358.49