Finding the Fourth Proportional to 5,262.30, 7,261.83 and 2,904.27

Step by Step Solution

1. Step 1: Write the proportion equation
   5,262.30 : 7,261.83 = 2,904.27 : x
2. Step 2: Convert to fraction form
   5,262.30/7,261.83 = 2,904.27/x
3. Step 3: Cross multiply
   5,262.30x = 7,261.83 × 2,904.27
4. Step 4: Simplify right side
   5,262.30x = 21,090,315.01
5. Step 5: Solve for x
   x = 21,090,315.01/5,262.30
6. Step 6: Final answer
   x = 4,007.81