Finding the Fourth Proportional to 2,007.23, 2,769.86 and 1,260.95

Step by Step Solution

1. Step 1: Write the proportion equation
   2,007.23 : 2,769.86 = 1,260.95 : x
2. Step 2: Convert to fraction form
   2,007.23/2,769.86 = 1,260.95/x
3. Step 3: Cross multiply
   2,007.23x = 2,769.86 × 1,260.95
4. Step 4: Simplify right side
   2,007.23x = 3,492,644.27
5. Step 5: Solve for x
   x = 3,492,644.27/2,007.23
6. Step 6: Final answer
   x = 1,740.04