Finding the Fourth Proportional to 1,185.06, 1,632.84 and 974.52

Step by Step Solution

1. Step 1: Write the proportion equation
   1,185.06 : 1,632.84 = 974.52 : x
2. Step 2: Convert to fraction form
   1,185.06/1,632.84 = 974.52/x
3. Step 3: Cross multiply
   1,185.06x = 1,632.84 × 974.52
4. Step 4: Simplify right side
   1,185.06x = 1,591,235.24
5. Step 5: Solve for x
   x = 1,591,235.24/1,185.06
6. Step 6: Final answer
   x = 1,342.75