Finding the Fourth Proportional to 3,815.37, 5,263.46 and 2,303.51

Step by Step Solution

1. Step 1: Write the proportion equation
   3,815.37 : 5,263.46 = 2,303.51 : x
2. Step 2: Convert to fraction form
   3,815.37/5,263.46 = 2,303.51/x
3. Step 3: Cross multiply
   3,815.37x = 5,263.46 × 2,303.51
4. Step 4: Simplify right side
   3,815.37x = 12,124,406.43
5. Step 5: Solve for x
   x = 12,124,406.43/3,815.37
6. Step 6: Final answer
   x = 3,177.78