Finding the Fourth Proportional to 3,503.55, 4,835.73 and 2,178.27

Step by Step Solution

1. Step 1: Write the proportion equation
   3,503.55 : 4,835.73 = 2,178.27 : x
2. Step 2: Convert to fraction form
   3,503.55/4,835.73 = 2,178.27/x
3. Step 3: Cross multiply
   3,503.55x = 4,835.73 × 2,178.27
4. Step 4: Simplify right side
   3,503.55x = 10,533,525.59
5. Step 5: Solve for x
   x = 10,533,525.59/3,503.55
6. Step 6: Final answer
   x = 3,006.53