Finding the Fourth Proportional to 2,016.76, 3,025.06 and 555.87

Step by Step Solution

1. Step 1: Write the proportion equation
   2,016.76 : 3,025.06 = 555.87 : x
2. Step 2: Convert to fraction form
   2,016.76/3,025.06 = 555.87/x
3. Step 3: Cross multiply
   2,016.76x = 3,025.06 × 555.87
4. Step 4: Simplify right side
   2,016.76x = 1,681,538.71
5. Step 5: Solve for x
   x = 1,681,538.71/2,016.76
6. Step 6: Final answer
   x = 833.78