Finding the Fourth Proportional to 3,546.37, 5,317.78 and 2,066.07

Step by Step Solution

1. Step 1: Write the proportion equation
   3,546.37 : 5,317.78 = 2,066.07 : x
2. Step 2: Convert to fraction form
   3,546.37/5,317.78 = 2,066.07/x
3. Step 3: Cross multiply
   3,546.37x = 5,317.78 × 2,066.07
4. Step 4: Simplify right side
   3,546.37x = 10,986,895.39
5. Step 5: Solve for x
   x = 10,986,895.39/3,546.37
6. Step 6: Final answer
   x = 3,098.07