Finding the Fourth Proportional to 12,074.96, 16,662.75 and 7,040.00

Step by Step Solution

1. Step 1: Write the proportion equation
   12,074.96 : 16,662.75 = 7,040.00 : x
2. Step 2: Convert to fraction form
   12,074.96/16,662.75 = 7,040.00/x
3. Step 3: Cross multiply
   12,074.96x = 16,662.75 × 7,040.00
4. Step 4: Simplify right side
   12,074.96x = 117,305,676.69
5. Step 5: Solve for x
   x = 117,305,676.69/12,074.96
6. Step 6: Final answer
   x = 9,714.79