Finding the Fourth Proportional to 1,732.28, 2,390.56 and 946.34

Step by Step Solution

1. Step 1: Write the proportion equation
   1,732.28 : 2,390.56 = 946.34 : x
2. Step 2: Convert to fraction form
   1,732.28/2,390.56 = 946.34/x
3. Step 3: Cross multiply
   1,732.28x = 2,390.56 × 946.34
4. Step 4: Simplify right side
   1,732.28x = 2,262,282.55
5. Step 5: Solve for x
   x = 2,262,282.55/1,732.28
6. Step 6: Final answer
   x = 1,305.96