Finding the Fourth Proportional to 2,346.82, 3,520.04 and 866.08

Step by Step Solution

1. Step 1: Write the proportion equation
   2,346.82 : 3,520.04 = 866.08 : x
2. Step 2: Convert to fraction form
   2,346.82/3,520.04 = 866.08/x
3. Step 3: Cross multiply
   2,346.82x = 3,520.04 × 866.08
4. Step 4: Simplify right side
   2,346.82x = 3,048,639.89
5. Step 5: Solve for x
   x = 3,048,639.89/2,346.82
6. Step 6: Final answer
   x = 1,299.05