Finding the Fourth Proportional to 3,243.52, 4,866.56 and 1,191.68

Step by Step Solution

1. Step 1: Write the proportion equation
   3,243.52 : 4,866.56 = 1,191.68 : x
2. Step 2: Convert to fraction form
   3,243.52/4,866.56 = 1,191.68/x
3. Step 3: Cross multiply
   3,243.52x = 4,866.56 × 1,191.68
4. Step 4: Simplify right side
   3,243.52x = 5,799,382.22
5. Step 5: Solve for x
   x = 5,799,382.22/3,243.52
6. Step 6: Final answer
   x = 1,787.99