Finding the Fourth Proportional to 7,456.32, 10,289.64 and 4,099.35

Step by Step Solution

1. Step 1: Write the proportion equation
   7,456.32 : 10,289.64 = 4,099.35 : x
2. Step 2: Convert to fraction form
   7,456.32/10,289.64 = 4,099.35/x
3. Step 3: Cross multiply
   7,456.32x = 10,289.64 × 4,099.35
4. Step 4: Simplify right side
   7,456.32x = 42,180,835.73
5. Step 5: Solve for x
   x = 42,180,835.73/7,456.32
6. Step 6: Final answer
   x = 5,657.06