Finding the Fourth Proportional to 1,586.06, 2,389.92 and 1,303.82

Step by Step Solution

1. Step 1: Write the proportion equation
   1,586.06 : 2,389.92 = 1,303.82 : x
2. Step 2: Convert to fraction form
   1,586.06/2,389.92 = 1,303.82/x
3. Step 3: Cross multiply
   1,586.06x = 2,389.92 × 1,303.82
4. Step 4: Simplify right side
   1,586.06x = 3,116,025.49
5. Step 5: Solve for x
   x = 3,116,025.49/1,586.06
6. Step 6: Final answer
   x = 1,964.63