Finding the Fourth Proportional to 1,167.89, 1,750.71 and 437.27

Step by Step Solution

1. Step 1: Write the proportion equation
   1,167.89 : 1,750.71 = 437.27 : x
2. Step 2: Convert to fraction form
   1,167.89/1,750.71 = 437.27/x
3. Step 3: Cross multiply
   1,167.89x = 1,750.71 × 437.27
4. Step 4: Simplify right side
   1,167.89x = 765,532.96
5. Step 5: Solve for x
   x = 765,532.96/1,167.89
6. Step 6: Final answer
   x = 655.48