Finding the Fourth Proportional to 1,732.72, 2,391.32 and 986.92

Step by Step Solution

1. Step 1: Write the proportion equation
   1,732.72 : 2,391.32 = 986.92 : x
2. Step 2: Convert to fraction form
   1,732.72/2,391.32 = 986.92/x
3. Step 3: Cross multiply
   1,732.72x = 2,391.32 × 986.92
4. Step 4: Simplify right side
   1,732.72x = 2,360,041.53
5. Step 5: Solve for x
   x = 2,360,041.53/1,732.72
6. Step 6: Final answer
   x = 1,362.04