Finding the Fourth Proportional to 1,760.83, 2,638.29 and 1,065.39

Step by Step Solution

1. Step 1: Write the proportion equation
   1,760.83 : 2,638.29 = 1,065.39 : x
2. Step 2: Convert to fraction form
   1,760.83/2,638.29 = 1,065.39/x
3. Step 3: Cross multiply
   1,760.83x = 2,638.29 × 1,065.39
4. Step 4: Simplify right side
   1,760.83x = 2,810,807.78
5. Step 5: Solve for x
   x = 2,810,807.78/1,760.83
6. Step 6: Final answer
   x = 1,596.30