Finding the Fourth Proportional to 3,899.33, 5,846.76 and 2,318.71

Step by Step Solution

1. Step 1: Write the proportion equation
   3,899.33 : 5,846.76 = 2,318.71 : x
2. Step 2: Convert to fraction form
   3,899.33/5,846.76 = 2,318.71/x
3. Step 3: Cross multiply
   3,899.33x = 5,846.76 × 2,318.71
4. Step 4: Simplify right side
   3,899.33x = 13,556,940.88
5. Step 5: Solve for x
   x = 13,556,940.88/3,899.33
6. Step 6: Final answer
   x = 3,476.74