Finding the Fourth Proportional to 1,036.06, 1,429.65 and 570.22

Step by Step Solution

1. Step 1: Write the proportion equation
   1,036.06 : 1,429.65 = 570.22 : x
2. Step 2: Convert to fraction form
   1,036.06/1,429.65 = 570.22/x
3. Step 3: Cross multiply
   1,036.06x = 1,429.65 × 570.22
4. Step 4: Simplify right side
   1,036.06x = 815,215.02
5. Step 5: Solve for x
   x = 815,215.02/1,036.06
6. Step 6: Final answer
   x = 786.84