Finding the Fourth Proportional to 2,890.53, 4,336.34 and 1,159.29

Step by Step Solution

1. Step 1: Write the proportion equation
   2,890.53 : 4,336.34 = 1,159.29 : x
2. Step 2: Convert to fraction form
   2,890.53/4,336.34 = 1,159.29/x
3. Step 3: Cross multiply
   2,890.53x = 4,336.34 × 1,159.29
4. Step 4: Simplify right side
   2,890.53x = 5,027,075.60
5. Step 5: Solve for x
   x = 5,027,075.60/2,890.53
6. Step 6: Final answer
   x = 1,739.15