Finding the Fourth Proportional to 3,255.92, 4,884.69 and 947.42

Step by Step Solution

1. Step 1: Write the proportion equation
   3,255.92 : 4,884.69 = 947.42 : x
2. Step 2: Convert to fraction form
   3,255.92/4,884.69 = 947.42/x
3. Step 3: Cross multiply
   3,255.92x = 4,884.69 × 947.42
4. Step 4: Simplify right side
   3,255.92x = 4,627,853.00
5. Step 5: Solve for x
   x = 4,627,853.00/3,255.92
6. Step 6: Final answer
   x = 1,421.37