Finding the Fourth Proportional to 2,046.23, 2,820.83 and 1,415.80

Step by Step Solution

1. Step 1: Write the proportion equation
   2,046.23 : 2,820.83 = 1,415.80 : x
2. Step 2: Convert to fraction form
   2,046.23/2,820.83 = 1,415.80/x
3. Step 3: Cross multiply
   2,046.23x = 2,820.83 × 1,415.80
4. Step 4: Simplify right side
   2,046.23x = 3,993,711.69
5. Step 5: Solve for x
   x = 3,993,711.69/2,046.23
6. Step 6: Final answer
   x = 1,951.74