Finding the Fourth Proportional to 1,174.52, 1,620.88 and 650.56

Step by Step Solution

1. Step 1: Write the proportion equation
   1,174.52 : 1,620.88 = 650.56 : x
2. Step 2: Convert to fraction form
   1,174.52/1,620.88 = 650.56/x
3. Step 3: Cross multiply
   1,174.52x = 1,620.88 × 650.56
4. Step 4: Simplify right side
   1,174.52x = 1,054,479.69
5. Step 5: Solve for x
   x = 1,054,479.69/1,174.52
6. Step 6: Final answer
   x = 897.80