Finding the Fourth Proportional to 2,904.05, 4,003.71 and 2,308.52

Step by Step Solution

1. Step 1: Write the proportion equation
   2,904.05 : 4,003.71 = 2,308.52 : x
2. Step 2: Convert to fraction form
   2,904.05/4,003.71 = 2,308.52/x
3. Step 3: Cross multiply
   2,904.05x = 4,003.71 × 2,308.52
4. Step 4: Simplify right side
   2,904.05x = 9,242,663.28
5. Step 5: Solve for x
   x = 9,242,663.28/2,904.05
6. Step 6: Final answer
   x = 3,182.68