Finding the Fourth Proportional to 5,667.42, 7,820.94 and 3,149.53

Step by Step Solution

1. Step 1: Write the proportion equation
   5,667.42 : 7,820.94 = 3,149.53 : x
2. Step 2: Convert to fraction form
   5,667.42/7,820.94 = 3,149.53/x
3. Step 3: Cross multiply
   5,667.42x = 7,820.94 × 3,149.53
4. Step 4: Simplify right side
   5,667.42x = 24,632,285.16
5. Step 5: Solve for x
   x = 24,632,285.16/5,667.42
6. Step 6: Final answer
   x = 4,346.30