Finding the Fourth Proportional to 2,516.59, 3,774.57 and 1,345.35

Step by Step Solution

1. Step 1: Write the proportion equation
   2,516.59 : 3,774.57 = 1,345.35 : x
2. Step 2: Convert to fraction form
   2,516.59/3,774.57 = 1,345.35/x
3. Step 3: Cross multiply
   2,516.59x = 3,774.57 × 1,345.35
4. Step 4: Simplify right side
   2,516.59x = 5,078,103.16
5. Step 5: Solve for x
   x = 5,078,103.16/2,516.59
6. Step 6: Final answer
   x = 2,017.85