Finding the Fourth Proportional to 1,732.42, 2,390.75 and 946.49

Step by Step Solution

1. Step 1: Write the proportion equation
   1,732.42 : 2,390.75 = 946.49 : x
2. Step 2: Convert to fraction form
   1,732.42/2,390.75 = 946.49/x
3. Step 3: Cross multiply
   1,732.42x = 2,390.75 × 946.49
4. Step 4: Simplify right side
   1,732.42x = 2,262,807.83
5. Step 5: Solve for x
   x = 2,262,807.83/1,732.42
6. Step 6: Final answer
   x = 1,306.15