Finding the Fourth Proportional to 3,665.29, 5,060.53 and 2,270.47

Step by Step Solution

1. Step 1: Write the proportion equation
   3,665.29 : 5,060.53 = 2,270.47 : x
2. Step 2: Convert to fraction form
   3,665.29/5,060.53 = 2,270.47/x
3. Step 3: Cross multiply
   3,665.29x = 5,060.53 × 2,270.47
4. Step 4: Simplify right side
   3,665.29x = 11,489,768.45
5. Step 5: Solve for x
   x = 11,489,768.45/3,665.29
6. Step 6: Final answer
   x = 3,134.75