Finding the Fourth Proportional to 2,804.52, 3,870.12 and 1,609.14

Step by Step Solution

1. Step 1: Write the proportion equation
   2,804.52 : 3,870.12 = 1,609.14 : x
2. Step 2: Convert to fraction form
   2,804.52/3,870.12 = 1,609.14/x
3. Step 3: Cross multiply
   2,804.52x = 3,870.12 × 1,609.14
4. Step 4: Simplify right side
   2,804.52x = 6,227,564.90
5. Step 5: Solve for x
   x = 6,227,564.90/2,804.52
6. Step 6: Final answer
   x = 2,220.55