Finding the Fourth Proportional to 2,272.52, 3,405.83 and 1,037.20

Step by Step Solution

1. Step 1: Write the proportion equation
   2,272.52 : 3,405.83 = 1,037.20 : x
2. Step 2: Convert to fraction form
   2,272.52/3,405.83 = 1,037.20/x
3. Step 3: Cross multiply
   2,272.52x = 3,405.83 × 1,037.20
4. Step 4: Simplify right side
   2,272.52x = 3,532,528.31
5. Step 5: Solve for x
   x = 3,532,528.31/2,272.52
6. Step 6: Final answer
   x = 1,554.46