Finding the Fourth Proportional to 4,042.35, 5,577.71 and 2,273.31

Step by Step Solution

1. Step 1: Write the proportion equation
   4,042.35 : 5,577.71 = 2,273.31 : x
2. Step 2: Convert to fraction form
   4,042.35/5,577.71 = 2,273.31/x
3. Step 3: Cross multiply
   4,042.35x = 5,577.71 × 2,273.31
4. Step 4: Simplify right side
   4,042.35x = 12,679,852.55
5. Step 5: Solve for x
   x = 12,679,852.55/4,042.35
6. Step 6: Final answer
   x = 3,136.75