Finding the Fourth Proportional to 4,477.82, 6,709.89 and 1,879.34

Step by Step Solution

1. Step 1: Write the proportion equation
   4,477.82 : 6,709.89 = 1,879.34 : x
2. Step 2: Convert to fraction form
   4,477.82/6,709.89 = 1,879.34/x
3. Step 3: Cross multiply
   4,477.82x = 6,709.89 × 1,879.34
4. Step 4: Simplify right side
   4,477.82x = 12,610,164.67
5. Step 5: Solve for x
   x = 12,610,164.67/4,477.82
6. Step 6: Final answer
   x = 2,816.14