Finding the Fourth Proportional to 1,303.86, 1,799.37 and 714.42

Step by Step Solution

1. Step 1: Write the proportion equation
   1,303.86 : 1,799.37 = 714.42 : x
2. Step 2: Convert to fraction form
   1,303.86/1,799.37 = 714.42/x
3. Step 3: Cross multiply
   1,303.86x = 1,799.37 × 714.42
4. Step 4: Simplify right side
   1,303.86x = 1,285,505.92
5. Step 5: Solve for x
   x = 1,285,505.92/1,303.86
6. Step 6: Final answer
   x = 985.92