Finding the Fourth Proportional to 1,105.18, 1,524.69 and 706.97

Step by Step Solution

1. Step 1: Write the proportion equation
   1,105.18 : 1,524.69 = 706.97 : x
2. Step 2: Convert to fraction form
   1,105.18/1,524.69 = 706.97/x
3. Step 3: Cross multiply
   1,105.18x = 1,524.69 × 706.97
4. Step 4: Simplify right side
   1,105.18x = 1,077,910.09
5. Step 5: Solve for x
   x = 1,077,910.09/1,105.18
6. Step 6: Final answer
   x = 975.33