Finding the Fourth Proportional to 3,814.71, 5,268.42 and 3,402.42

Step by Step Solution

1. Step 1: Write the proportion equation
   3,814.71 : 5,268.42 = 3,402.42 : x
2. Step 2: Convert to fraction form
   3,814.71/5,268.42 = 3,402.42/x
3. Step 3: Cross multiply
   3,814.71x = 5,268.42 × 3,402.42
4. Step 4: Simplify right side
   3,814.71x = 17,925,377.58
5. Step 5: Solve for x
   x = 17,925,377.58/3,814.71
6. Step 6: Final answer
   x = 4,699.01