Finding the Fourth Proportional to 1,732.04, 2,390.33 and 986.06

Step by Step Solution

1. Step 1: Write the proportion equation
   1,732.04 : 2,390.33 = 986.06 : x
2. Step 2: Convert to fraction form
   1,732.04/2,390.33 = 986.06/x
3. Step 3: Cross multiply
   1,732.04x = 2,390.33 × 986.06
4. Step 4: Simplify right side
   1,732.04x = 2,357,009.85
5. Step 5: Solve for x
   x = 2,357,009.85/1,732.04
6. Step 6: Final answer
   x = 1,360.83