Finding the Fourth Proportional to 1,782.27, 2,459.46 and 1,036.20

Step by Step Solution

1. Step 1: Write the proportion equation
   1,782.27 : 2,459.46 = 1,036.20 : x
2. Step 2: Convert to fraction form
   1,782.27/2,459.46 = 1,036.20/x
3. Step 3: Cross multiply
   1,782.27x = 2,459.46 × 1,036.20
4. Step 4: Simplify right side
   1,782.27x = 2,548,492.45
5. Step 5: Solve for x
   x = 2,548,492.45/1,782.27
6. Step 6: Final answer
   x = 1,429.91