Finding the Fourth Proportional to 7,967.40, 11,954.37 and 3,522.72

Step by Step Solution

1. Step 1: Write the proportion equation
   7,967.40 : 11,954.37 = 3,522.72 : x
2. Step 2: Convert to fraction form
   7,967.40/11,954.37 = 3,522.72/x
3. Step 3: Cross multiply
   7,967.40x = 11,954.37 × 3,522.72
4. Step 4: Simplify right side
   7,967.40x = 42,111,898.29
5. Step 5: Solve for x
   x = 42,111,898.29/7,967.40
6. Step 6: Final answer
   x = 5,285.53