Finding the Fourth Proportional to 9,345.72, 14,014.37 and 2,680.70

Step by Step Solution

1. Step 1: Write the proportion equation
   9,345.72 : 14,014.37 = 2,680.70 : x
2. Step 2: Convert to fraction form
   9,345.72/14,014.37 = 2,680.70/x
3. Step 3: Cross multiply
   9,345.72x = 14,014.37 × 2,680.70
4. Step 4: Simplify right side
   9,345.72x = 37,568,296.03
5. Step 5: Solve for x
   x = 37,568,296.03/9,345.72
6. Step 6: Final answer
   x = 4,019.84