Finding the Fourth Proportional to 1,733.33, 2,391.89 and 947.39

Step by Step Solution

1. Step 1: Write the proportion equation
   1,733.33 : 2,391.89 = 947.39 : x
2. Step 2: Convert to fraction form
   1,733.33/2,391.89 = 947.39/x
3. Step 3: Cross multiply
   1,733.33x = 2,391.89 × 947.39
4. Step 4: Simplify right side
   1,733.33x = 2,266,035.97
5. Step 5: Solve for x
   x = 2,266,035.97/1,733.33
6. Step 6: Final answer
   x = 1,307.33