Finding the Fourth Proportional to 2,865.02, 4,317.05 and 2,356.42

Step by Step Solution

1. Step 1: Write the proportion equation
   2,865.02 : 4,317.05 = 2,356.42 : x
2. Step 2: Convert to fraction form
   2,865.02/4,317.05 = 2,356.42/x
3. Step 3: Cross multiply
   2,865.02x = 4,317.05 × 2,356.42
4. Step 4: Simplify right side
   2,865.02x = 10,172,761.38
5. Step 5: Solve for x
   x = 10,172,761.38/2,865.02
6. Step 6: Final answer
   x = 3,550.68