Finding the Fourth Proportional to 1,456.52, 2,181.26 and 908.01

Step by Step Solution

1. Step 1: Write the proportion equation
   1,456.52 : 2,181.26 = 908.01 : x
2. Step 2: Convert to fraction form
   1,456.52/2,181.26 = 908.01/x
3. Step 3: Cross multiply
   1,456.52x = 2,181.26 × 908.01
4. Step 4: Simplify right side
   1,456.52x = 1,980,608.16
5. Step 5: Solve for x
   x = 1,980,608.16/1,456.52
6. Step 6: Final answer
   x = 1,359.83