Finding the Fourth Proportional to 3,570.42, 5,355.42 and 1,901.96

Step by Step Solution

1. Step 1: Write the proportion equation
   3,570.42 : 5,355.42 = 1,901.96 : x
2. Step 2: Convert to fraction form
   3,570.42/5,355.42 = 1,901.96/x
3. Step 3: Cross multiply
   3,570.42x = 5,355.42 × 1,901.96
4. Step 4: Simplify right side
   3,570.42x = 10,185,794.62
5. Step 5: Solve for x
   x = 10,185,794.62/3,570.42
6. Step 6: Final answer
   x = 2,852.83