Finding the Fourth Proportional to 1,134.33, 1,564.98 and 714.72

Step by Step Solution

1. Step 1: Write the proportion equation
   1,134.33 : 1,564.98 = 714.72 : x
2. Step 2: Convert to fraction form
   1,134.33/1,564.98 = 714.72/x
3. Step 3: Cross multiply
   1,134.33x = 1,564.98 × 714.72
4. Step 4: Simplify right side
   1,134.33x = 1,118,513.96
5. Step 5: Solve for x
   x = 1,118,513.96/1,134.33
6. Step 6: Final answer
   x = 986.06