Finding the Fourth Proportional to 2,097.81, 2,894.91 and 1,153.60

Step by Step Solution

1. Step 1: Write the proportion equation
   2,097.81 : 2,894.91 = 1,153.60 : x
2. Step 2: Convert to fraction form
   2,097.81/2,894.91 = 1,153.60/x
3. Step 3: Cross multiply
   2,097.81x = 2,894.91 × 1,153.60
4. Step 4: Simplify right side
   2,097.81x = 3,339,547.93
5. Step 5: Solve for x
   x = 3,339,547.93/2,097.81
6. Step 6: Final answer
   x = 1,591.92