Finding the Fourth Proportional to 2,095.45, 2,891.78 and 1,151.30

Step by Step Solution

1. Step 1: Write the proportion equation
   2,095.45 : 2,891.78 = 1,151.30 : x
2. Step 2: Convert to fraction form
   2,095.45/2,891.78 = 1,151.30/x
3. Step 3: Cross multiply
   2,095.45x = 2,891.78 × 1,151.30
4. Step 4: Simplify right side
   2,095.45x = 3,329,313.21
5. Step 5: Solve for x
   x = 3,329,313.21/2,095.45
6. Step 6: Final answer
   x = 1,588.83