Finding the Fourth Proportional to 2,026.16, 3,038.52 and 986.16

Step by Step Solution

1. Step 1: Write the proportion equation
   2,026.16 : 3,038.52 = 986.16 : x
2. Step 2: Convert to fraction form
   2,026.16/3,038.52 = 986.16/x
3. Step 3: Cross multiply
   2,026.16x = 3,038.52 × 986.16
4. Step 4: Simplify right side
   2,026.16x = 2,996,466.88
5. Step 5: Solve for x
   x = 2,996,466.88/2,026.16
6. Step 6: Final answer
   x = 1,478.89