Finding the Fourth Proportional to 711.34, 1,061.50 and 705.94

Step by Step Solution

1. Step 1: Write the proportion equation
   711.34 : 1,061.50 = 705.94 : x
2. Step 2: Convert to fraction form
   711.34/1,061.50 = 705.94/x
3. Step 3: Cross multiply
   711.34x = 1,061.50 × 705.94
4. Step 4: Simplify right side
   711.34x = 749,355.31
5. Step 5: Solve for x
   x = 749,355.31/711.34
6. Step 6: Final answer
   x = 1,053.44