Finding the Fourth Proportional to 2,303.46, 3,179.04 and 1,309.05

Step by Step Solution

1. Step 1: Write the proportion equation
   2,303.46 : 3,179.04 = 1,309.05 : x
2. Step 2: Convert to fraction form
   2,303.46/3,179.04 = 1,309.05/x
3. Step 3: Cross multiply
   2,303.46x = 3,179.04 × 1,309.05
4. Step 4: Simplify right side
   2,303.46x = 4,161,522.31
5. Step 5: Solve for x
   x = 4,161,522.31/2,303.46
6. Step 6: Final answer
   x = 1,806.64