Finding the Fourth Proportional to 2,535.83, 3,803.61 and 892.39

Step by Step Solution

1. Step 1: Write the proportion equation
   2,535.83 : 3,803.61 = 892.39 : x
2. Step 2: Convert to fraction form
   2,535.83/3,803.61 = 892.39/x
3. Step 3: Cross multiply
   2,535.83x = 3,803.61 × 892.39
4. Step 4: Simplify right side
   2,535.83x = 3,394,296.25
5. Step 5: Solve for x
   x = 3,394,296.25/2,535.83
6. Step 6: Final answer
   x = 1,338.54