Finding the Fourth Proportional to 2,795.18, 3,857.31 and 1,553.18

Step by Step Solution

1. Step 1: Write the proportion equation
   2,795.18 : 3,857.31 = 1,553.18 : x
2. Step 2: Convert to fraction form
   2,795.18/3,857.31 = 1,553.18/x
3. Step 3: Cross multiply
   2,795.18x = 3,857.31 × 1,553.18
4. Step 4: Simplify right side
   2,795.18x = 5,991,077.46
5. Step 5: Solve for x
   x = 5,991,077.46/2,795.18
6. Step 6: Final answer
   x = 2,143.36