Finding the Fourth Proportional to 5,429.79, 7,484.37 and 3,658.32

Step by Step Solution

1. Step 1: Write the proportion equation
   5,429.79 : 7,484.37 = 3,658.32 : x
2. Step 2: Convert to fraction form
   5,429.79/7,484.37 = 3,658.32/x
3. Step 3: Cross multiply
   5,429.79x = 7,484.37 × 3,658.32
4. Step 4: Simplify right side
   5,429.79x = 27,380,220.46
5. Step 5: Solve for x
   x = 27,380,220.46/5,429.79
6. Step 6: Final answer
   x = 5,042.59