Finding the Fourth Proportional to 5,667.46, 7,820.94 and 3,149.56

Step by Step Solution

1. Step 1: Write the proportion equation
   5,667.46 : 7,820.94 = 3,149.56 : x
2. Step 2: Convert to fraction form
   5,667.46/7,820.94 = 3,149.56/x
3. Step 3: Cross multiply
   5,667.46x = 7,820.94 × 3,149.56
4. Step 4: Simplify right side
   5,667.46x = 24,632,519.79
5. Step 5: Solve for x
   x = 24,632,519.79/5,667.46
6. Step 6: Final answer
   x = 4,346.31