Finding the Fourth Proportional to 1,255.50, 1,884.24 and 606.69

Step by Step Solution

1. Step 1: Write the proportion equation
   1,255.50 : 1,884.24 = 606.69 : x
2. Step 2: Convert to fraction form
   1,255.50/1,884.24 = 606.69/x
3. Step 3: Cross multiply
   1,255.50x = 1,884.24 × 606.69
4. Step 4: Simplify right side
   1,255.50x = 1,143,149.57
5. Step 5: Solve for x
   x = 1,143,149.57/1,255.50
6. Step 6: Final answer
   x = 910.51