Finding the Fourth Proportional to 1,097.53, 1,514.72 and 625.54

Step by Step Solution

1. Step 1: Write the proportion equation
   1,097.53 : 1,514.72 = 625.54 : x
2. Step 2: Convert to fraction form
   1,097.53/1,514.72 = 625.54/x
3. Step 3: Cross multiply
   1,097.53x = 1,514.72 × 625.54
4. Step 4: Simplify right side
   1,097.53x = 947,517.95
5. Step 5: Solve for x
   x = 947,517.95/1,097.53
6. Step 6: Final answer
   x = 863.32