Finding the Fourth Proportional to 12,301.74, 18,455.29 and 3,982.59

Step by Step Solution

1. Step 1: Write the proportion equation
   12,301.74 : 18,455.29 = 3,982.59 : x
2. Step 2: Convert to fraction form
   12,301.74/18,455.29 = 3,982.59/x
3. Step 3: Cross multiply
   12,301.74x = 18,455.29 × 3,982.59
4. Step 4: Simplify right side
   12,301.74x = 73,499,843.44
5. Step 5: Solve for x
   x = 73,499,843.44/12,301.74
6. Step 6: Final answer
   x = 5,974.75