Finding the Fourth Proportional to 5,262.32, 7,261.78 and 2,904.43

Step by Step Solution

1. Step 1: Write the proportion equation
   5,262.32 : 7,261.78 = 2,904.43 : x
2. Step 2: Convert to fraction form
   5,262.32/7,261.78 = 2,904.43/x
3. Step 3: Cross multiply
   5,262.32x = 7,261.78 × 2,904.43
4. Step 4: Simplify right side
   5,262.32x = 21,091,295.38
5. Step 5: Solve for x
   x = 21,091,295.38/5,262.32
6. Step 6: Final answer
   x = 4,007.99