Finding the Fourth Proportional to 1,233.50, 1,703.34 and 1,147.38

Step by Step Solution

1. Step 1: Write the proportion equation
   1,233.50 : 1,703.34 = 1,147.38 : x
2. Step 2: Convert to fraction form
   1,233.50/1,703.34 = 1,147.38/x
3. Step 3: Cross multiply
   1,233.50x = 1,703.34 × 1,147.38
4. Step 4: Simplify right side
   1,233.50x = 1,954,378.25
5. Step 5: Solve for x
   x = 1,954,378.25/1,233.50
6. Step 6: Final answer
   x = 1,584.42