Finding the Fourth Proportional to 1,304.31, 1,799.91 and 714.83

Step by Step Solution

1. Step 1: Write the proportion equation
   1,304.31 : 1,799.91 = 714.83 : x
2. Step 2: Convert to fraction form
   1,304.31/1,799.91 = 714.83/x
3. Step 3: Cross multiply
   1,304.31x = 1,799.91 × 714.83
4. Step 4: Simplify right side
   1,304.31x = 1,286,634.17
5. Step 5: Solve for x
   x = 1,286,634.17/1,304.31
6. Step 6: Final answer
   x = 986.45