Finding the Fourth Proportional to 4,090.50, 5,644.89 and 2,227.50

Step by Step Solution

1. Step 1: Write the proportion equation
   4,090.50 : 5,644.89 = 2,227.50 : x
2. Step 2: Convert to fraction form
   4,090.50/5,644.89 = 2,227.50/x
3. Step 3: Cross multiply
   4,090.50x = 5,644.89 × 2,227.50
4. Step 4: Simplify right side
   4,090.50x = 12,573,992.48
5. Step 5: Solve for x
   x = 12,573,992.48/4,090.50
6. Step 6: Final answer
   x = 3,073.95