Finding the Fourth Proportional to 3,670.72, 5,068.28 and 2,256.37

Step by Step Solution

1. Step 1: Write the proportion equation
   3,670.72 : 5,068.28 = 2,256.37 : x
2. Step 2: Convert to fraction form
   3,670.72/5,068.28 = 2,256.37/x
3. Step 3: Cross multiply
   3,670.72x = 5,068.28 × 2,256.37
4. Step 4: Simplify right side
   3,670.72x = 11,435,907.91
5. Step 5: Solve for x
   x = 11,435,907.91/3,670.72
6. Step 6: Final answer
   x = 3,115.44