Finding the Fourth Proportional to 3,595.05, 4,961.24 and 2,178.69

Step by Step Solution

1. Step 1: Write the proportion equation
   3,595.05 : 4,961.24 = 2,178.69 : x
2. Step 2: Convert to fraction form
   3,595.05/4,961.24 = 2,178.69/x
3. Step 3: Cross multiply
   3,595.05x = 4,961.24 × 2,178.69
4. Step 4: Simplify right side
   3,595.05x = 10,809,003.98
5. Step 5: Solve for x
   x = 10,809,003.98/3,595.05
6. Step 6: Final answer
   x = 3,006.64