Finding the Fourth Proportional to 3,583.72, 4,945.32 and 2,091.46

Step by Step Solution

1. Step 1: Write the proportion equation
   3,583.72 : 4,945.32 = 2,091.46 : x
2. Step 2: Convert to fraction form
   3,583.72/4,945.32 = 2,091.46/x
3. Step 3: Cross multiply
   3,583.72x = 4,945.32 × 2,091.46
4. Step 4: Simplify right side
   3,583.72x = 10,342,938.97
5. Step 5: Solve for x
   x = 10,342,938.97/3,583.72
6. Step 6: Final answer
   x = 2,886.09