Finding the Fourth Proportional to 5,667.79, 8,485.92 and 2,888.47

Step by Step Solution

1. Step 1: Write the proportion equation
   5,667.79 : 8,485.92 = 2,888.47 : x
2. Step 2: Convert to fraction form
   5,667.79/8,485.92 = 2,888.47/x
3. Step 3: Cross multiply
   5,667.79x = 8,485.92 × 2,888.47
4. Step 4: Simplify right side
   5,667.79x = 24,511,325.34
5. Step 5: Solve for x
   x = 24,511,325.34/5,667.79
6. Step 6: Final answer
   x = 4,324.67