Finding the Fourth Proportional to 11,814.37, 17,715.54 and 3,914.04

Step by Step Solution

1. Step 1: Write the proportion equation
   11,814.37 : 17,715.54 = 3,914.04 : x
2. Step 2: Convert to fraction form
   11,814.37/17,715.54 = 3,914.04/x
3. Step 3: Cross multiply
   11,814.37x = 17,715.54 × 3,914.04
4. Step 4: Simplify right side
   11,814.37x = 69,339,280.62
5. Step 5: Solve for x
   x = 69,339,280.62/11,814.37
6. Step 6: Final answer
   x = 5,869.06