Finding the Fourth Proportional to 2,069.36, 3,084.54 and 1,903.28

Step by Step Solution

1. Step 1: Write the proportion equation
   2,069.36 : 3,084.54 = 1,903.28 : x
2. Step 2: Convert to fraction form
   2,069.36/3,084.54 = 1,903.28/x
3. Step 3: Cross multiply
   2,069.36x = 3,084.54 × 1,903.28
4. Step 4: Simplify right side
   2,069.36x = 5,870,761.03
5. Step 5: Solve for x
   x = 5,870,761.03/2,069.36
6. Step 6: Final answer
   x = 2,837.00