Finding the Fourth Proportional to 2,647.80, 3,654.19 and 1,469.25

Step by Step Solution

1. Step 1: Write the proportion equation
   2,647.80 : 3,654.19 = 1,469.25 : x
2. Step 2: Convert to fraction form
   2,647.80/3,654.19 = 1,469.25/x
3. Step 3: Cross multiply
   2,647.80x = 3,654.19 × 1,469.25
4. Step 4: Simplify right side
   2,647.80x = 5,368,914.98
5. Step 5: Solve for x
   x = 5,368,914.98/2,647.80
6. Step 6: Final answer
   x = 2,027.69