Finding the Fourth Proportional to 5,819.58, 8,035.03 and 5,447.79

Step by Step Solution

1. Step 1: Write the proportion equation
   5,819.58 : 8,035.03 = 5,447.79 : x
2. Step 2: Convert to fraction form
   5,819.58/8,035.03 = 5,447.79/x
3. Step 3: Cross multiply
   5,819.58x = 8,035.03 × 5,447.79
4. Step 4: Simplify right side
   5,819.58x = 43,773,162.89
5. Step 5: Solve for x
   x = 43,773,162.89/5,819.58
6. Step 6: Final answer
   x = 7,521.70