Finding the Fourth Proportional to 1,870.14, 2,806.02 and 1,004.25

Step by Step Solution

1. Step 1: Write the proportion equation
   1,870.14 : 2,806.02 = 1,004.25 : x
2. Step 2: Convert to fraction form
   1,870.14/2,806.02 = 1,004.25/x
3. Step 3: Cross multiply
   1,870.14x = 2,806.02 × 1,004.25
4. Step 4: Simplify right side
   1,870.14x = 2,817,945.59
5. Step 5: Solve for x
   x = 2,817,945.59/1,870.14
6. Step 6: Final answer
   x = 1,506.81