Finding the Fourth Proportional to 1,785.56, 2,464.02 and 1,039.56

Step by Step Solution

1. Step 1: Write the proportion equation
   1,785.56 : 2,464.02 = 1,039.56 : x
2. Step 2: Convert to fraction form
   1,785.56/2,464.02 = 1,039.56/x
3. Step 3: Cross multiply
   1,785.56x = 2,464.02 × 1,039.56
4. Step 4: Simplify right side
   1,785.56x = 2,561,496.63
5. Step 5: Solve for x
   x = 2,561,496.63/1,785.56
6. Step 6: Final answer
   x = 1,434.56