Finding the Fourth Proportional to 1,174.50, 1,620.86 and 650.52

Step by Step Solution

1. Step 1: Write the proportion equation
   1,174.50 : 1,620.86 = 650.52 : x
2. Step 2: Convert to fraction form
   1,174.50/1,620.86 = 650.52/x
3. Step 3: Cross multiply
   1,174.50x = 1,620.86 × 650.52
4. Step 4: Simplify right side
   1,174.50x = 1,054,398.59
5. Step 5: Solve for x
   x = 1,054,398.59/1,174.50
6. Step 6: Final answer
   x = 897.74