Finding the Fourth Proportional to 7,240.89, 9,992.83 and 4,054.01

Step by Step Solution

1. Step 1: Write the proportion equation
   7,240.89 : 9,992.83 = 4,054.01 : x
2. Step 2: Convert to fraction form
   7,240.89/9,992.83 = 4,054.01/x
3. Step 3: Cross multiply
   7,240.89x = 9,992.83 × 4,054.01
4. Step 4: Simplify right side
   7,240.89x = 40,510,972.65
5. Step 5: Solve for x
   x = 40,510,972.65/7,240.89
6. Step 6: Final answer
   x = 5,594.75