Finding the Fourth Proportional to 1,764.45, 2,434.59 and 1,065.83

Step by Step Solution

1. Step 1: Write the proportion equation
   1,764.45 : 2,434.59 = 1,065.83 : x
2. Step 2: Convert to fraction form
   1,764.45/2,434.59 = 1,065.83/x
3. Step 3: Cross multiply
   1,764.45x = 2,434.59 × 1,065.83
4. Step 4: Simplify right side
   1,764.45x = 2,594,846.89
5. Step 5: Solve for x
   x = 2,594,846.89/1,764.45
6. Step 6: Final answer
   x = 1,470.63