Finding the Fourth Proportional to 1,403.56, 1,936.32 and 844.03

Step by Step Solution

1. Step 1: Write the proportion equation
   1,403.56 : 1,936.32 = 844.03 : x
2. Step 2: Convert to fraction form
   1,403.56/1,936.32 = 844.03/x
3. Step 3: Cross multiply
   1,403.56x = 1,936.32 × 844.03
4. Step 4: Simplify right side
   1,403.56x = 1,634,312.17
5. Step 5: Solve for x
   x = 1,634,312.17/1,403.56
6. Step 6: Final answer
   x = 1,164.40