Finding the Fourth Proportional to 1,097.04, 1,514.43 and 648.98

Step by Step Solution

1. Step 1: Write the proportion equation
   1,097.04 : 1,514.43 = 648.98 : x
2. Step 2: Convert to fraction form
   1,097.04/1,514.43 = 648.98/x
3. Step 3: Cross multiply
   1,097.04x = 1,514.43 × 648.98
4. Step 4: Simplify right side
   1,097.04x = 982,834.78
5. Step 5: Solve for x
   x = 982,834.78/1,097.04
6. Step 6: Final answer
   x = 895.90