Finding the Fourth Proportional to 3,809.64, 5,714.52 and 1,036.32

Step by Step Solution

1. Step 1: Write the proportion equation
   3,809.64 : 5,714.52 = 1,036.32 : x
2. Step 2: Convert to fraction form
   3,809.64/5,714.52 = 1,036.32/x
3. Step 3: Cross multiply
   3,809.64x = 5,714.52 × 1,036.32
4. Step 4: Simplify right side
   3,809.64x = 5,922,071.37
5. Step 5: Solve for x
   x = 5,922,071.37/3,809.64
6. Step 6: Final answer
   x = 1,554.50