Finding the Fourth Proportional to 3,699.22, 5,546.09 and 2,238.05

Step by Step Solution

1. Step 1: Write the proportion equation
   3,699.22 : 5,546.09 = 2,238.05 : x
2. Step 2: Convert to fraction form
   3,699.22/5,546.09 = 2,238.05/x
3. Step 3: Cross multiply
   3,699.22x = 5,546.09 × 2,238.05
4. Step 4: Simplify right side
   3,699.22x = 12,412,426.72
5. Step 5: Solve for x
   x = 12,412,426.72/3,699.22
6. Step 6: Final answer
   x = 3,355.42