Finding the Fourth Proportional to 2,943.35, 4,410.61 and 2,665.52

Step by Step Solution

1. Step 1: Write the proportion equation
   2,943.35 : 4,410.61 = 2,665.52 : x
2. Step 2: Convert to fraction form
   2,943.35/4,410.61 = 2,665.52/x
3. Step 3: Cross multiply
   2,943.35x = 4,410.61 × 2,665.52
4. Step 4: Simplify right side
   2,943.35x = 11,756,566.87
5. Step 5: Solve for x
   x = 11,756,566.87/2,943.35
6. Step 6: Final answer
   x = 3,994.28