Finding the Fourth Proportional to 3,423.34, 5,126.71 and 1,958.05

Step by Step Solution

1. Step 1: Write the proportion equation
   3,423.34 : 5,126.71 = 1,958.05 : x
2. Step 2: Convert to fraction form
   3,423.34/5,126.71 = 1,958.05/x
3. Step 3: Cross multiply
   3,423.34x = 5,126.71 × 1,958.05
4. Step 4: Simplify right side
   3,423.34x = 10,038,354.52
5. Step 5: Solve for x
   x = 10,038,354.52/3,423.34
6. Step 6: Final answer
   x = 2,932.33