Finding the Fourth Proportional to 5,518.69, 7,615.79 and 3,034.69

Step by Step Solution

1. Step 1: Write the proportion equation
   5,518.69 : 7,615.79 = 3,034.69 : x
2. Step 2: Convert to fraction form
   5,518.69/7,615.79 = 3,034.69/x
3. Step 3: Cross multiply
   5,518.69x = 7,615.79 × 3,034.69
4. Step 4: Simplify right side
   5,518.69x = 23,111,538.92
5. Step 5: Solve for x
   x = 23,111,538.92/5,518.69
6. Step 6: Final answer
   x = 4,187.87