Finding the Fourth Proportional to 2,012.37, 3,018.01 and 551.18

Step by Step Solution

1. Step 1: Write the proportion equation
   2,012.37 : 3,018.01 = 551.18 : x
2. Step 2: Convert to fraction form
   2,012.37/3,018.01 = 551.18/x
3. Step 3: Cross multiply
   2,012.37x = 3,018.01 × 551.18
4. Step 4: Simplify right side
   2,012.37x = 1,663,466.75
5. Step 5: Solve for x
   x = 1,663,466.75/2,012.37
6. Step 6: Final answer
   x = 826.62