Finding the Fourth Proportional to 1,096.26, 1,511.94 and 712.86

Step by Step Solution

1. Step 1: Write the proportion equation
   1,096.26 : 1,511.94 = 712.86 : x
2. Step 2: Convert to fraction form
   1,096.26/1,511.94 = 712.86/x
3. Step 3: Cross multiply
   1,096.26x = 1,511.94 × 712.86
4. Step 4: Simplify right side
   1,096.26x = 1,077,801.55
5. Step 5: Solve for x
   x = 1,077,801.55/1,096.26
6. Step 6: Final answer
   x = 983.16