Finding the Fourth Proportional to 1,175.27, 1,761.86 and 444.31

Step by Step Solution

1. Step 1: Write the proportion equation
   1,175.27 : 1,761.86 = 444.31 : x
2. Step 2: Convert to fraction form
   1,175.27/1,761.86 = 444.31/x
3. Step 3: Cross multiply
   1,175.27x = 1,761.86 × 444.31
4. Step 4: Simplify right side
   1,175.27x = 782,808.72
5. Step 5: Solve for x
   x = 782,808.72/1,175.27
6. Step 6: Final answer
   x = 666.07