Finding the Fourth Proportional to 2,302.88, 3,178.06 and 1,308.33

Step by Step Solution

1. Step 1: Write the proportion equation
   2,302.88 : 3,178.06 = 1,308.33 : x
2. Step 2: Convert to fraction form
   2,302.88/3,178.06 = 1,308.33/x
3. Step 3: Cross multiply
   2,302.88x = 3,178.06 × 1,308.33
4. Step 4: Simplify right side
   2,302.88x = 4,157,942.71
5. Step 5: Solve for x
   x = 4,157,942.71/2,302.88
6. Step 6: Final answer
   x = 1,805.54