Finding the Fourth Proportional to 1,046.08, 1,442.86 and 914.86

Step by Step Solution

1. Step 1: Write the proportion equation
   1,046.08 : 1,442.86 = 914.86 : x
2. Step 2: Convert to fraction form
   1,046.08/1,442.86 = 914.86/x
3. Step 3: Cross multiply
   1,046.08x = 1,442.86 × 914.86
4. Step 4: Simplify right side
   1,046.08x = 1,320,019.56
5. Step 5: Solve for x
   x = 1,320,019.56/1,046.08
6. Step 6: Final answer
   x = 1,261.87