Finding the Fourth Proportional to 2,146.02, 3,216.53 and 974.27

Step by Step Solution

1. Step 1: Write the proportion equation
   2,146.02 : 3,216.53 = 974.27 : x
2. Step 2: Convert to fraction form
   2,146.02/3,216.53 = 974.27/x
3. Step 3: Cross multiply
   2,146.02x = 3,216.53 × 974.27
4. Step 4: Simplify right side
   2,146.02x = 3,133,747.73
5. Step 5: Solve for x
   x = 3,133,747.73/2,146.02
6. Step 6: Final answer
   x = 1,460.26