Finding the Fourth Proportional to 2,104.67, 3,138.64 and 1,845.86

Step by Step Solution

1. Step 1: Write the proportion equation
   2,104.67 : 3,138.64 = 1,845.86 : x
2. Step 2: Convert to fraction form
   2,104.67/3,138.64 = 1,845.86/x
3. Step 3: Cross multiply
   2,104.67x = 3,138.64 × 1,845.86
4. Step 4: Simplify right side
   2,104.67x = 5,793,490.03
5. Step 5: Solve for x
   x = 5,793,490.03/2,104.67
6. Step 6: Final answer
   x = 2,752.68