Finding the Fourth Proportional to 1,158.63, 1,597.71 and 804.95

Step by Step Solution

1. Step 1: Write the proportion equation
   1,158.63 : 1,597.71 = 804.95 : x
2. Step 2: Convert to fraction form
   1,158.63/1,597.71 = 804.95/x
3. Step 3: Cross multiply
   1,158.63x = 1,597.71 × 804.95
4. Step 4: Simplify right side
   1,158.63x = 1,286,080.66
5. Step 5: Solve for x
   x = 1,286,080.66/1,158.63
6. Step 6: Final answer
   x = 1,110.00