Finding the Fourth Proportional to 3,382.72, 5,075.52 and 2,894.56

Step by Step Solution

1. Step 1: Write the proportion equation
   3,382.72 : 5,075.52 = 2,894.56 : x
2. Step 2: Convert to fraction form
   3,382.72/5,075.52 = 2,894.56/x
3. Step 3: Cross multiply
   3,382.72x = 5,075.52 × 2,894.56
4. Step 4: Simplify right side
   3,382.72x = 14,691,397.17
5. Step 5: Solve for x
   x = 14,691,397.17/3,382.72
6. Step 6: Final answer
   x = 4,343.07