Finding the Fourth Proportional to 2,016.58, 3,024.88 and 555.70

Step by Step Solution

1. Step 1: Write the proportion equation
   2,016.58 : 3,024.88 = 555.70 : x
2. Step 2: Convert to fraction form
   2,016.58/3,024.88 = 555.70/x
3. Step 3: Cross multiply
   2,016.58x = 3,024.88 × 555.70
4. Step 4: Simplify right side
   2,016.58x = 1,680,925.82
5. Step 5: Solve for x
   x = 1,680,925.82/2,016.58
6. Step 6: Final answer
   x = 833.55