Finding the Fourth Proportional to 3,162.16, 4,743.08 and 2,129.52

Step by Step Solution

1. Step 1: Write the proportion equation
   3,162.16 : 4,743.08 = 2,129.52 : x
2. Step 2: Convert to fraction form
   3,162.16/4,743.08 = 2,129.52/x
3. Step 3: Cross multiply
   3,162.16x = 4,743.08 × 2,129.52
4. Step 4: Simplify right side
   3,162.16x = 10,100,483.72
5. Step 5: Solve for x
   x = 10,100,483.72/3,162.16
6. Step 6: Final answer
   x = 3,194.17