Finding the Fourth Proportional to 10,969.95, 16,456.30 and 3,572.42

Step by Step Solution

1. Step 1: Write the proportion equation
   10,969.95 : 16,456.30 = 3,572.42 : x
2. Step 2: Convert to fraction form
   10,969.95/16,456.30 = 3,572.42/x
3. Step 3: Cross multiply
   10,969.95x = 16,456.30 × 3,572.42
4. Step 4: Simplify right side
   10,969.95x = 58,788,816.60
5. Step 5: Solve for x
   x = 58,788,816.60/10,969.95
6. Step 6: Final answer
   x = 5,359.08