Finding the Fourth Proportional to 3,845.10, 5,759.55 and 3,116.10

Step by Step Solution

1. Step 1: Write the proportion equation
   3,845.10 : 5,759.55 = 3,116.10 : x
2. Step 2: Convert to fraction form
   3,845.10/5,759.55 = 3,116.10/x
3. Step 3: Cross multiply
   3,845.10x = 5,759.55 × 3,116.10
4. Step 4: Simplify right side
   3,845.10x = 17,947,333.76
5. Step 5: Solve for x
   x = 17,947,333.76/3,845.10
6. Step 6: Final answer
   x = 4,667.59