Finding the Fourth Proportional to 1,456.89, 2,182.60 and 1,134.30

Step by Step Solution

1. Step 1: Write the proportion equation
   1,456.89 : 2,182.60 = 1,134.30 : x
2. Step 2: Convert to fraction form
   1,456.89/2,182.60 = 1,134.30/x
3. Step 3: Cross multiply
   1,456.89x = 2,182.60 × 1,134.30
4. Step 4: Simplify right side
   1,456.89x = 2,475,726.40
5. Step 5: Solve for x
   x = 2,475,726.40/1,456.89
6. Step 6: Final answer
   x = 1,699.33