Finding the Fourth Proportional to 1,256.60, 1,884.25 and 736.71

Step by Step Solution

1. Step 1: Write the proportion equation
   1,256.60 : 1,884.25 = 736.71 : x
2. Step 2: Convert to fraction form
   1,256.60/1,884.25 = 736.71/x
3. Step 3: Cross multiply
   1,256.60x = 1,884.25 × 736.71
4. Step 4: Simplify right side
   1,256.60x = 1,388,145.82
5. Step 5: Solve for x
   x = 1,388,145.82/1,256.60
6. Step 6: Final answer
   x = 1,104.69