Finding the Fourth Proportional to 2,069.03, 2,857.61 and 1,404.72

Step by Step Solution

1. Step 1: Write the proportion equation
   2,069.03 : 2,857.61 = 1,404.72 : x
2. Step 2: Convert to fraction form
   2,069.03/2,857.61 = 1,404.72/x
3. Step 3: Cross multiply
   2,069.03x = 2,857.61 × 1,404.72
4. Step 4: Simplify right side
   2,069.03x = 4,014,134.90
5. Step 5: Solve for x
   x = 4,014,134.90/2,069.03
6. Step 6: Final answer
   x = 1,940.11