Finding the Fourth Proportional to 962.86, 1,329.06 and 714.10

Step by Step Solution

1. Step 1: Write the proportion equation
   962.86 : 1,329.06 = 714.10 : x
2. Step 2: Convert to fraction form
   962.86/1,329.06 = 714.10/x
3. Step 3: Cross multiply
   962.86x = 1,329.06 × 714.10
4. Step 4: Simplify right side
   962.86x = 949,081.75
5. Step 5: Solve for x
   x = 949,081.75/962.86
6. Step 6: Final answer
   x = 985.69