Finding the Fourth Proportional to 1,144.54, 1,577.71 and 701.67

Step by Step Solution

1. Step 1: Write the proportion equation
   1,144.54 : 1,577.71 = 701.67 : x
2. Step 2: Convert to fraction form
   1,144.54/1,577.71 = 701.67/x
3. Step 3: Cross multiply
   1,144.54x = 1,577.71 × 701.67
4. Step 4: Simplify right side
   1,144.54x = 1,107,031.78
5. Step 5: Solve for x
   x = 1,107,031.78/1,144.54
6. Step 6: Final answer
   x = 967.23