Finding the Fourth Proportional to 1,158.55, 1,736.59 and 464.94

Step by Step Solution

1. Step 1: Write the proportion equation
   1,158.55 : 1,736.59 = 464.94 : x
2. Step 2: Convert to fraction form
   1,158.55/1,736.59 = 464.94/x
3. Step 3: Cross multiply
   1,158.55x = 1,736.59 × 464.94
4. Step 4: Simplify right side
   1,158.55x = 807,409.86
5. Step 5: Solve for x
   x = 807,409.86/1,158.55
6. Step 6: Final answer
   x = 696.91