Finding the Fourth Proportional to 1,433.39, 1,977.61 and 835.75

Step by Step Solution

1. Step 1: Write the proportion equation
   1,433.39 : 1,977.61 = 835.75 : x
2. Step 2: Convert to fraction form
   1,433.39/1,977.61 = 835.75/x
3. Step 3: Cross multiply
   1,433.39x = 1,977.61 × 835.75
4. Step 4: Simplify right side
   1,433.39x = 1,652,778.38
5. Step 5: Solve for x
   x = 1,652,778.38/1,433.39
6. Step 6: Final answer
   x = 1,153.06