Finding the Fourth Proportional to 1,402.56, 1,934.94 and 843.03

Step by Step Solution

1. Step 1: Write the proportion equation
   1,402.56 : 1,934.94 = 843.03 : x
2. Step 2: Convert to fraction form
   1,402.56/1,934.94 = 843.03/x
3. Step 3: Cross multiply
   1,402.56x = 1,934.94 × 843.03
4. Step 4: Simplify right side
   1,402.56x = 1,631,212.47
5. Step 5: Solve for x
   x = 1,631,212.47/1,402.56
6. Step 6: Final answer
   x = 1,163.03