Finding the Fourth Proportional to 994.82, 1,369.89 and 714.56

Step by Step Solution

1. Step 1: Write the proportion equation
   994.82 : 1,369.89 = 714.56 : x
2. Step 2: Convert to fraction form
   994.82/1,369.89 = 714.56/x
3. Step 3: Cross multiply
   994.82x = 1,369.89 × 714.56
4. Step 4: Simplify right side
   994.82x = 978,861.75
5. Step 5: Solve for x
   x = 978,861.75/994.82
6. Step 6: Final answer
   x = 983.96