Finding the Fourth Proportional to 2,405.02, 3,606.96 and 866.02

Step by Step Solution

1. Step 1: Write the proportion equation
   2,405.02 : 3,606.96 = 866.02 : x
2. Step 2: Convert to fraction form
   2,405.02/3,606.96 = 866.02/x
3. Step 3: Cross multiply
   2,405.02x = 3,606.96 × 866.02
4. Step 4: Simplify right side
   2,405.02x = 3,123,699.50
5. Step 5: Solve for x
   x = 3,123,699.50/2,405.02
6. Step 6: Final answer
   x = 1,298.82