Finding the Fourth Proportional to 12,009.36, 16,570.94 and 6,704.18

Step by Step Solution

1. Step 1: Write the proportion equation
   12,009.36 : 16,570.94 = 6,704.18 : x
2. Step 2: Convert to fraction form
   12,009.36/16,570.94 = 6,704.18/x
3. Step 3: Cross multiply
   12,009.36x = 16,570.94 × 6,704.18
4. Step 4: Simplify right side
   12,009.36x = 111,094,448.15
5. Step 5: Solve for x
   x = 111,094,448.15/12,009.36
6. Step 6: Final answer
   x = 9,250.66