Finding the Fourth Proportional to 3,952.47, 5,454.60 and 2,274.42

Step by Step Solution

1. Step 1: Write the proportion equation
   3,952.47 : 5,454.60 = 2,274.42 : x
2. Step 2: Convert to fraction form
   3,952.47/5,454.60 = 2,274.42/x
3. Step 3: Cross multiply
   3,952.47x = 5,454.60 × 2,274.42
4. Step 4: Simplify right side
   3,952.47x = 12,406,051.33
5. Step 5: Solve for x
   x = 12,406,051.33/3,952.47
6. Step 6: Final answer
   x = 3,138.81