Finding the Fourth Proportional to 11,854.89, 17,785.58 and 4,064.31

Step by Step Solution

1. Step 1: Write the proportion equation
   11,854.89 : 17,785.58 = 4,064.31 : x
2. Step 2: Convert to fraction form
   11,854.89/17,785.58 = 4,064.31/x
3. Step 3: Cross multiply
   11,854.89x = 17,785.58 × 4,064.31
4. Step 4: Simplify right side
   11,854.89x = 72,286,090.33
5. Step 5: Solve for x
   x = 72,286,090.33/11,854.89
6. Step 6: Final answer
   x = 6,097.58