Finding the Fourth Proportional to 7,290.10, 10,936.23 and 2,846.89

Step by Step Solution

1. Step 1: Write the proportion equation
   7,290.10 : 10,936.23 = 2,846.89 : x
2. Step 2: Convert to fraction form
   7,290.10/10,936.23 = 2,846.89/x
3. Step 3: Cross multiply
   7,290.10x = 10,936.23 × 2,846.89
4. Step 4: Simplify right side
   7,290.10x = 31,134,243.82
5. Step 5: Solve for x
   x = 31,134,243.82/7,290.10
6. Step 6: Final answer
   x = 4,270.76