Finding the Fourth Proportional to 1,180.56, 1,629.77 and 914.42

Step by Step Solution

1. Step 1: Write the proportion equation
   1,180.56 : 1,629.77 = 914.42 : x
2. Step 2: Convert to fraction form
   1,180.56/1,629.77 = 914.42/x
3. Step 3: Cross multiply
   1,180.56x = 1,629.77 × 914.42
4. Step 4: Simplify right side
   1,180.56x = 1,490,281.56
5. Step 5: Solve for x
   x = 1,490,281.56/1,180.56
6. Step 6: Final answer
   x = 1,262.35