Finding the Fourth Proportional to 2,065.74, 3,091.17 and 1,516.56

Step by Step Solution

1. Step 1: Write the proportion equation
   2,065.74 : 3,091.17 = 1,516.56 : x
2. Step 2: Convert to fraction form
   2,065.74/3,091.17 = 1,516.56/x
3. Step 3: Cross multiply
   2,065.74x = 3,091.17 × 1,516.56
4. Step 4: Simplify right side
   2,065.74x = 4,687,944.78
5. Step 5: Solve for x
   x = 4,687,944.78/2,065.74
6. Step 6: Final answer
   x = 2,269.38