Finding the Fourth Proportional to 1,174.68, 1,621.18 and 650.82

Step by Step Solution

1. Step 1: Write the proportion equation
   1,174.68 : 1,621.18 = 650.82 : x
2. Step 2: Convert to fraction form
   1,174.68/1,621.18 = 650.82/x
3. Step 3: Cross multiply
   1,174.68x = 1,621.18 × 650.82
4. Step 4: Simplify right side
   1,174.68x = 1,055,096.37
5. Step 5: Solve for x
   x = 1,055,096.37/1,174.68
6. Step 6: Final answer
   x = 898.20