Finding the Fourth Proportional to 1,434.33, 1,979.43 and 930.29

Step by Step Solution

1. Step 1: Write the proportion equation
   1,434.33 : 1,979.43 = 930.29 : x
2. Step 2: Convert to fraction form
   1,434.33/1,979.43 = 930.29/x
3. Step 3: Cross multiply
   1,434.33x = 1,979.43 × 930.29
4. Step 4: Simplify right side
   1,434.33x = 1,841,434.04
5. Step 5: Solve for x
   x = 1,841,434.04/1,434.33
6. Step 6: Final answer
   x = 1,283.83