Finding the Fourth Proportional to 3,189.82, 4,401.42 and 1,773.47

Step by Step Solution

1. Step 1: Write the proportion equation
   3,189.82 : 4,401.42 = 1,773.47 : x
2. Step 2: Convert to fraction form
   3,189.82/4,401.42 = 1,773.47/x
3. Step 3: Cross multiply
   3,189.82x = 4,401.42 × 1,773.47
4. Step 4: Simplify right side
   3,189.82x = 7,805,757.67
5. Step 5: Solve for x
   x = 7,805,757.67/3,189.82
6. Step 6: Final answer
   x = 2,447.09