Finding the Fourth Proportional to 2,010.56, 3,015.50 and 549.45

Step by Step Solution

1. Step 1: Write the proportion equation
   2,010.56 : 3,015.50 = 549.45 : x
2. Step 2: Convert to fraction form
   2,010.56/3,015.50 = 549.45/x
3. Step 3: Cross multiply
   2,010.56x = 3,015.50 × 549.45
4. Step 4: Simplify right side
   2,010.56x = 1,656,863.73
5. Step 5: Solve for x
   x = 1,656,863.73/2,010.56
6. Step 6: Final answer
   x = 824.08