Finding the Fourth Proportional to 1,174.83, 1,621.10 and 650.79

Step by Step Solution

1. Step 1: Write the proportion equation
   1,174.83 : 1,621.10 = 650.79 : x
2. Step 2: Convert to fraction form
   1,174.83/1,621.10 = 650.79/x
3. Step 3: Cross multiply
   1,174.83x = 1,621.10 × 650.79
4. Step 4: Simplify right side
   1,174.83x = 1,054,995.67
5. Step 5: Solve for x
   x = 1,054,995.67/1,174.83
6. Step 6: Final answer
   x = 898.00