Finding the Fourth Proportional to 2,017.39, 3,026.18 and 556.56

Step by Step Solution

1. Step 1: Write the proportion equation
   2,017.39 : 3,026.18 = 556.56 : x
2. Step 2: Convert to fraction form
   2,017.39/3,026.18 = 556.56/x
3. Step 3: Cross multiply
   2,017.39x = 3,026.18 × 556.56
4. Step 4: Simplify right side
   2,017.39x = 1,684,250.74
5. Step 5: Solve for x
   x = 1,684,250.74/2,017.39
6. Step 6: Final answer
   x = 834.87