Finding the Fourth Proportional to 5,773.98, 8,662.34 and 4,142.84

Step by Step Solution

1. Step 1: Write the proportion equation
   5,773.98 : 8,662.34 = 4,142.84 : x
2. Step 2: Convert to fraction form
   5,773.98/8,662.34 = 4,142.84/x
3. Step 3: Cross multiply
   5,773.98x = 8,662.34 × 4,142.84
4. Step 4: Simplify right side
   5,773.98x = 35,886,667.93
5. Step 5: Solve for x
   x = 35,886,667.93/5,773.98
6. Step 6: Final answer
   x = 6,215.24