Finding the Fourth Proportional to 1,813.83, 2,504.71 and 1,370.96

Step by Step Solution

1. Step 1: Write the proportion equation
   1,813.83 : 2,504.71 = 1,370.96 : x
2. Step 2: Convert to fraction form
   1,813.83/2,504.71 = 1,370.96/x
3. Step 3: Cross multiply
   1,813.83x = 2,504.71 × 1,370.96
4. Step 4: Simplify right side
   1,813.83x = 3,433,857.22
5. Step 5: Solve for x
   x = 3,433,857.22/1,813.83
6. Step 6: Final answer
   x = 1,893.15