Finding the Fourth Proportional to 5,648.88, 8,458.74 and 5,021.94

Step by Step Solution

1. Step 1: Write the proportion equation
   5,648.88 : 8,458.74 = 5,021.94 : x
2. Step 2: Convert to fraction form
   5,648.88/8,458.74 = 5,021.94/x
3. Step 3: Cross multiply
   5,648.88x = 8,458.74 × 5,021.94
4. Step 4: Simplify right side
   5,648.88x = 42,479,284.76
5. Step 5: Solve for x
   x = 42,479,284.76/5,648.88
6. Step 6: Final answer
   x = 7,519.95