Finding the Fourth Proportional to 5,557.58, 7,667.27 and 3,429.41

Step by Step Solution

1. Step 1: Write the proportion equation
   5,557.58 : 7,667.27 = 3,429.41 : x
2. Step 2: Convert to fraction form
   5,557.58/7,667.27 = 3,429.41/x
3. Step 3: Cross multiply
   5,557.58x = 7,667.27 × 3,429.41
4. Step 4: Simplify right side
   5,557.58x = 26,294,182.65
5. Step 5: Solve for x
   x = 26,294,182.65/5,557.58
6. Step 6: Final answer
   x = 4,731.23