Finding the Fourth Proportional to 707.55, 1,061.37 and 296.27

Step by Step Solution

1. Step 1: Write the proportion equation
   707.55 : 1,061.37 = 296.27 : x
2. Step 2: Convert to fraction form
   707.55/1,061.37 = 296.27/x
3. Step 3: Cross multiply
   707.55x = 1,061.37 × 296.27
4. Step 4: Simplify right side
   707.55x = 314,448.33
5. Step 5: Solve for x
   x = 314,448.33/707.55
6. Step 6: Final answer
   x = 444.42