Finding the Fourth Proportional to 5,288.78, 7,301.94 and 3,401.22

Step by Step Solution

1. Step 1: Write the proportion equation
   5,288.78 : 7,301.94 = 3,401.22 : x
2. Step 2: Convert to fraction form
   5,288.78/7,301.94 = 3,401.22/x
3. Step 3: Cross multiply
   5,288.78x = 7,301.94 × 3,401.22
4. Step 4: Simplify right side
   5,288.78x = 24,835,504.37
5. Step 5: Solve for x
   x = 24,835,504.37/5,288.78
6. Step 6: Final answer
   x = 4,695.89