Finding the Fourth Proportional to 2,008.83, 3,012.94 and 548.10

Step by Step Solution

1. Step 1: Write the proportion equation
   2,008.83 : 3,012.94 = 548.10 : x
2. Step 2: Convert to fraction form
   2,008.83/3,012.94 = 548.10/x
3. Step 3: Cross multiply
   2,008.83x = 3,012.94 × 548.10
4. Step 4: Simplify right side
   2,008.83x = 1,651,392.41
5. Step 5: Solve for x
   x = 1,651,392.41/2,008.83
6. Step 6: Final answer
   x = 822.07