Finding the Fourth Proportional to 2,858.82, 4,280.71 and 2,300.56

Step by Step Solution

1. Step 1: Write the proportion equation
   2,858.82 : 4,280.71 = 2,300.56 : x
2. Step 2: Convert to fraction form
   2,858.82/4,280.71 = 2,300.56/x
3. Step 3: Cross multiply
   2,858.82x = 4,280.71 × 2,300.56
4. Step 4: Simplify right side
   2,858.82x = 9,848,030.20
5. Step 5: Solve for x
   x = 9,848,030.20/2,858.82
6. Step 6: Final answer
   x = 3,444.79