Finding the Fourth Proportional to 3,667.12, 5,503.80 and 1,477.42

Step by Step Solution

1. Step 1: Write the proportion equation
   3,667.12 : 5,503.80 = 1,477.42 : x
2. Step 2: Convert to fraction form
   3,667.12/5,503.80 = 1,477.42/x
3. Step 3: Cross multiply
   3,667.12x = 5,503.80 × 1,477.42
4. Step 4: Simplify right side
   3,667.12x = 8,131,424.20
5. Step 5: Solve for x
   x = 8,131,424.20/3,667.12
6. Step 6: Final answer
   x = 2,217.39