Finding the Fourth Proportional to 10,940.52, 16,410.60 and 7,069.80

Step by Step Solution

1. Step 1: Write the proportion equation
   10,940.52 : 16,410.60 = 7,069.80 : x
2. Step 2: Convert to fraction form
   10,940.52/16,410.60 = 7,069.80/x
3. Step 3: Cross multiply
   10,940.52x = 16,410.60 × 7,069.80
4. Step 4: Simplify right side
   10,940.52x = 116,019,659.88
5. Step 5: Solve for x
   x = 116,019,659.88/10,940.52
6. Step 6: Final answer
   x = 10,604.58