Finding the Fourth Proportional to 2,979.87, 4,468.89 and 2,061.33

Step by Step Solution

1. Step 1: Write the proportion equation
   2,979.87 : 4,468.89 = 2,061.33 : x
2. Step 2: Convert to fraction form
   2,979.87/4,468.89 = 2,061.33/x
3. Step 3: Cross multiply
   2,979.87x = 4,468.89 × 2,061.33
4. Step 4: Simplify right side
   2,979.87x = 9,211,864.75
5. Step 5: Solve for x
   x = 9,211,864.75/2,979.87
6. Step 6: Final answer
   x = 3,091.36