Finding the Fourth Proportional to 1,454.52, 2,181.72 and 632.79

Step by Step Solution

1. Step 1: Write the proportion equation
   1,454.52 : 2,181.72 = 632.79 : x
2. Step 2: Convert to fraction form
   1,454.52/2,181.72 = 632.79/x
3. Step 3: Cross multiply
   1,454.52x = 2,181.72 × 632.79
4. Step 4: Simplify right side
   1,454.52x = 1,380,570.60
5. Step 5: Solve for x
   x = 1,380,570.60/1,454.52
6. Step 6: Final answer
   x = 949.16