Finding the Fourth Proportional to 7,556.69, 10,428.82 and 4,199.78

Step by Step Solution

1. Step 1: Write the proportion equation
   7,556.69 : 10,428.82 = 4,199.78 : x
2. Step 2: Convert to fraction form
   7,556.69/10,428.82 = 4,199.78/x
3. Step 3: Cross multiply
   7,556.69x = 10,428.82 × 4,199.78
4. Step 4: Simplify right side
   7,556.69x = 43,798,765.23
5. Step 5: Solve for x
   x = 43,798,765.23/7,556.69
6. Step 6: Final answer
   x = 5,796.02