Finding the Fourth Proportional to 2,308.50, 3,185.82 and 1,377.54

Step by Step Solution

1. Step 1: Write the proportion equation
   2,308.50 : 3,185.82 = 1,377.54 : x
2. Step 2: Convert to fraction form
   2,308.50/3,185.82 = 1,377.54/x
3. Step 3: Cross multiply
   2,308.50x = 3,185.82 × 1,377.54
4. Step 4: Simplify right side
   2,308.50x = 4,388,594.48
5. Step 5: Solve for x
   x = 4,388,594.48/2,308.50
6. Step 6: Final answer
   x = 1,901.06