Finding the Fourth Proportional to 1,896.48, 2,616.43 and 1,150.16

Step by Step Solution

1. Step 1: Write the proportion equation
   1,896.48 : 2,616.43 = 1,150.16 : x
2. Step 2: Convert to fraction form
   1,896.48/2,616.43 = 1,150.16/x
3. Step 3: Cross multiply
   1,896.48x = 2,616.43 × 1,150.16
4. Step 4: Simplify right side
   1,896.48x = 3,009,307.38
5. Step 5: Solve for x
   x = 3,009,307.38/1,896.48
6. Step 6: Final answer
   x = 1,586.79