Finding the Fourth Proportional to 12,308.63, 16,980.42 and 7,269.41

Step by Step Solution

1. Step 1: Write the proportion equation
   12,308.63 : 16,980.42 = 7,269.41 : x
2. Step 2: Convert to fraction form
   12,308.63/16,980.42 = 7,269.41/x
3. Step 3: Cross multiply
   12,308.63x = 16,980.42 × 7,269.41
4. Step 4: Simplify right side
   12,308.63x = 123,437,550.05
5. Step 5: Solve for x
   x = 123,437,550.05/12,308.63
6. Step 6: Final answer
   x = 10,028.54