Finding the Fourth Proportional to 3,501.72, 5,250.78 and 1,036.23

Step by Step Solution

1. Step 1: Write the proportion equation
   3,501.72 : 5,250.78 = 1,036.23 : x
2. Step 2: Convert to fraction form
   3,501.72/5,250.78 = 1,036.23/x
3. Step 3: Cross multiply
   3,501.72x = 5,250.78 × 1,036.23
4. Step 4: Simplify right side
   3,501.72x = 5,441,015.76
5. Step 5: Solve for x
   x = 5,441,015.76/3,501.72
6. Step 6: Final answer
   x = 1,553.81