Finding the Fourth Proportional to 4,123.35, 5,690.16 and 2,354.91

Step by Step Solution

1. Step 1: Write the proportion equation
   4,123.35 : 5,690.16 = 2,354.91 : x
2. Step 2: Convert to fraction form
   4,123.35/5,690.16 = 2,354.91/x
3. Step 3: Cross multiply
   4,123.35x = 5,690.16 × 2,354.91
4. Step 4: Simplify right side
   4,123.35x = 13,399,814.69
5. Step 5: Solve for x
   x = 13,399,814.69/4,123.35
6. Step 6: Final answer
   x = 3,249.74