Finding the Fourth Proportional to 7,456.76, 10,289.82 and 4,099.73

Step by Step Solution

1. Step 1: Write the proportion equation
   7,456.76 : 10,289.82 = 4,099.73 : x
2. Step 2: Convert to fraction form
   7,456.76/10,289.82 = 4,099.73/x
3. Step 3: Cross multiply
   7,456.76x = 10,289.82 × 4,099.73
4. Step 4: Simplify right side
   7,456.76x = 42,185,483.75
5. Step 5: Solve for x
   x = 42,185,483.75/7,456.76
6. Step 6: Final answer
   x = 5,657.35