Finding the Fourth Proportional to 10,967.16, 16,446.40 and 3,569.80

Step by Step Solution

1. Step 1: Write the proportion equation
   10,967.16 : 16,446.40 = 3,569.80 : x
2. Step 2: Convert to fraction form
   10,967.16/16,446.40 = 3,569.80/x
3. Step 3: Cross multiply
   10,967.16x = 16,446.40 × 3,569.80
4. Step 4: Simplify right side
   10,967.16x = 58,710,358.72
5. Step 5: Solve for x
   x = 58,710,358.72/10,967.16
6. Step 6: Final answer
   x = 5,353.29