Finding the Fourth Proportional to 3,614.34, 5,423.94 and 1,971.42

Step by Step Solution

1. Step 1: Write the proportion equation
   3,614.34 : 5,423.94 = 1,971.42 : x
2. Step 2: Convert to fraction form
   3,614.34/5,423.94 = 1,971.42/x
3. Step 3: Cross multiply
   3,614.34x = 5,423.94 × 1,971.42
4. Step 4: Simplify right side
   3,614.34x = 10,692,863.79
5. Step 5: Solve for x
   x = 10,692,863.79/3,614.34
6. Step 6: Final answer
   x = 2,958.46