Finding the Fourth Proportional to 7,230.06, 9,976.37 and 4,245.62

Step by Step Solution

1. Step 1: Write the proportion equation
   7,230.06 : 9,976.37 = 4,245.62 : x
2. Step 2: Convert to fraction form
   7,230.06/9,976.37 = 4,245.62/x
3. Step 3: Cross multiply
   7,230.06x = 9,976.37 × 4,245.62
4. Step 4: Simplify right side
   7,230.06x = 42,355,804.89
5. Step 5: Solve for x
   x = 42,355,804.89/7,230.06
6. Step 6: Final answer
   x = 5,858.29