Finding the Fourth Proportional to 1,359.54, 1,875.33 and 1,185.30

Step by Step Solution

1. Step 1: Write the proportion equation
   1,359.54 : 1,875.33 = 1,185.30 : x
2. Step 2: Convert to fraction form
   1,359.54/1,875.33 = 1,185.30/x
3. Step 3: Cross multiply
   1,359.54x = 1,875.33 × 1,185.30
4. Step 4: Simplify right side
   1,359.54x = 2,222,828.65
5. Step 5: Solve for x
   x = 2,222,828.65/1,359.54
6. Step 6: Final answer
   x = 1,634.99