Finding the Fourth Proportional to 3,770.20, 5,203.83 and 2,426.72

Step by Step Solution

1. Step 1: Write the proportion equation
   3,770.20 : 5,203.83 = 2,426.72 : x
2. Step 2: Convert to fraction form
   3,770.20/5,203.83 = 2,426.72/x
3. Step 3: Cross multiply
   3,770.20x = 5,203.83 × 2,426.72
4. Step 4: Simplify right side
   3,770.20x = 12,628,238.34
5. Step 5: Solve for x
   x = 12,628,238.34/3,770.20
6. Step 6: Final answer
   x = 3,349.49