Finding the Fourth Proportional to 2,299.15, 3,450.89 and 1,204.30

Step by Step Solution

1. Step 1: Write the proportion equation
   2,299.15 : 3,450.89 = 1,204.30 : x
2. Step 2: Convert to fraction form
   2,299.15/3,450.89 = 1,204.30/x
3. Step 3: Cross multiply
   2,299.15x = 3,450.89 × 1,204.30
4. Step 4: Simplify right side
   2,299.15x = 4,155,906.83
5. Step 5: Solve for x
   x = 4,155,906.83/2,299.15
6. Step 6: Final answer
   x = 1,807.58