Finding the Fourth Proportional to 1,454.67, 2,180.37 and 955.30

Step by Step Solution

1. Step 1: Write the proportion equation
   1,454.67 : 2,180.37 = 955.30 : x
2. Step 2: Convert to fraction form
   1,454.67/2,180.37 = 955.30/x
3. Step 3: Cross multiply
   1,454.67x = 2,180.37 × 955.30
4. Step 4: Simplify right side
   1,454.67x = 2,082,907.46
5. Step 5: Solve for x
   x = 2,082,907.46/1,454.67
6. Step 6: Final answer
   x = 1,431.88