Finding the Fourth Proportional to 16,746.12, 23,109.57 and 9,192.25

Step by Step Solution

1. Step 1: Write the proportion equation
   16,746.12 : 23,109.57 = 9,192.25 : x
2. Step 2: Convert to fraction form
   16,746.12/23,109.57 = 9,192.25/x
3. Step 3: Cross multiply
   16,746.12x = 23,109.57 × 9,192.25
4. Step 4: Simplify right side
   16,746.12x = 212,428,944.83
5. Step 5: Solve for x
   x = 212,428,944.83/16,746.12
6. Step 6: Final answer
   x = 12,685.26