Finding the Fourth Proportional to 3,167.50, 4,749.51 and 1,086.34

Step by Step Solution

1. Step 1: Write the proportion equation
   3,167.50 : 4,749.51 = 1,086.34 : x
2. Step 2: Convert to fraction form
   3,167.50/4,749.51 = 1,086.34/x
3. Step 3: Cross multiply
   3,167.50x = 4,749.51 × 1,086.34
4. Step 4: Simplify right side
   3,167.50x = 5,159,582.69
5. Step 5: Solve for x
   x = 5,159,582.69/3,167.50
6. Step 6: Final answer
   x = 1,628.91