Finding the Fourth Proportional to 5,061.42, 6,984.78 and 2,823.33

Step by Step Solution

1. Step 1: Write the proportion equation
   5,061.42 : 6,984.78 = 2,823.33 : x
2. Step 2: Convert to fraction form
   5,061.42/6,984.78 = 2,823.33/x
3. Step 3: Cross multiply
   5,061.42x = 6,984.78 × 2,823.33
4. Step 4: Simplify right side
   5,061.42x = 19,720,338.92
5. Step 5: Solve for x
   x = 19,720,338.92/5,061.42
6. Step 6: Final answer
   x = 3,896.21