Finding the Fourth Proportional to 3,270.71, 4,904.52 and 1,189.25

Step by Step Solution

1. Step 1: Write the proportion equation
   3,270.71 : 4,904.52 = 1,189.25 : x
2. Step 2: Convert to fraction form
   3,270.71/4,904.52 = 1,189.25/x
3. Step 3: Cross multiply
   3,270.71x = 4,904.52 × 1,189.25
4. Step 4: Simplify right side
   3,270.71x = 5,832,700.41
5. Step 5: Solve for x
   x = 5,832,700.41/3,270.71
6. Step 6: Final answer
   x = 1,783.31