Finding the Fourth Proportional to 12,106.53, 16,705.46 and 7,067.12

Step by Step Solution

1. Step 1: Write the proportion equation
   12,106.53 : 16,705.46 = 7,067.12 : x
2. Step 2: Convert to fraction form
   12,106.53/16,705.46 = 7,067.12/x
3. Step 3: Cross multiply
   12,106.53x = 16,705.46 × 7,067.12
4. Step 4: Simplify right side
   12,106.53x = 118,059,371.61
5. Step 5: Solve for x
   x = 118,059,371.61/12,106.53
6. Step 6: Final answer
   x = 9,751.71