Finding the Fourth Proportional to 2,201.32, 3,300.86 and 968.20

Step by Step Solution

1. Step 1: Write the proportion equation
   2,201.32 : 3,300.86 = 968.20 : x
2. Step 2: Convert to fraction form
   2,201.32/3,300.86 = 968.20/x
3. Step 3: Cross multiply
   2,201.32x = 3,300.86 × 968.20
4. Step 4: Simplify right side
   2,201.32x = 3,195,886.82
5. Step 5: Solve for x
   x = 3,195,886.82/2,201.32
6. Step 6: Final answer
   x = 1,451.81