Finding the Fourth Proportional to 1,144.01, 1,578.27 and 701.15

Step by Step Solution

1. Step 1: Write the proportion equation
   1,144.01 : 1,578.27 = 701.15 : x
2. Step 2: Convert to fraction form
   1,144.01/1,578.27 = 701.15/x
3. Step 3: Cross multiply
   1,144.01x = 1,578.27 × 701.15
4. Step 4: Simplify right side
   1,144.01x = 1,106,604.01
5. Step 5: Solve for x
   x = 1,106,604.01/1,144.01
6. Step 6: Final answer
   x = 967.30