Finding the Fourth Proportional to 5,556.42, 7,667.78 and 3,038.48

Step by Step Solution

1. Step 1: Write the proportion equation
   5,556.42 : 7,667.78 = 3,038.48 : x
2. Step 2: Convert to fraction form
   5,556.42/7,667.78 = 3,038.48/x
3. Step 3: Cross multiply
   5,556.42x = 7,667.78 × 3,038.48
4. Step 4: Simplify right side
   5,556.42x = 23,298,396.17
5. Step 5: Solve for x
   x = 23,298,396.17/5,556.42
6. Step 6: Final answer
   x = 4,193.06