Finding the Fourth Proportional to 1,345.14, 1,857.33 and 1,084.32

Step by Step Solution

1. Step 1: Write the proportion equation
   1,345.14 : 1,857.33 = 1,084.32 : x
2. Step 2: Convert to fraction form
   1,345.14/1,857.33 = 1,084.32/x
3. Step 3: Cross multiply
   1,345.14x = 1,857.33 × 1,084.32
4. Step 4: Simplify right side
   1,345.14x = 2,013,940.07
5. Step 5: Solve for x
   x = 2,013,940.07/1,345.14
6. Step 6: Final answer
   x = 1,497.20