Finding the Fourth Proportional to 6,259.59, 9,389.37 and 2,099.61

Step by Step Solution

1. Step 1: Write the proportion equation
   6,259.59 : 9,389.37 = 2,099.61 : x
2. Step 2: Convert to fraction form
   6,259.59/9,389.37 = 2,099.61/x
3. Step 3: Cross multiply
   6,259.59x = 9,389.37 × 2,099.61
4. Step 4: Simplify right side
   6,259.59x = 19,714,023.02
5. Step 5: Solve for x
   x = 19,714,023.02/6,259.59
6. Step 6: Final answer
   x = 3,149.41