Finding the Fourth Proportional to 3,528.41, 4,870.17 and 2,201.32

Step by Step Solution

1. Step 1: Write the proportion equation
   3,528.41 : 4,870.17 = 2,201.32 : x
2. Step 2: Convert to fraction form
   3,528.41/4,870.17 = 2,201.32/x
3. Step 3: Cross multiply
   3,528.41x = 4,870.17 × 2,201.32
4. Step 4: Simplify right side
   3,528.41x = 10,720,767.27
5. Step 5: Solve for x
   x = 10,720,767.27/3,528.41
6. Step 6: Final answer
   x = 3,038.41