Finding the Fourth Proportional to 12,410.25, 17,127.36 and 7,696.05

Step by Step Solution

1. Step 1: Write the proportion equation
   12,410.25 : 17,127.36 = 7,696.05 : x
2. Step 2: Convert to fraction form
   12,410.25/17,127.36 = 7,696.05/x
3. Step 3: Cross multiply
   12,410.25x = 17,127.36 × 7,696.05
4. Step 4: Simplify right side
   12,410.25x = 131,813,018.93
5. Step 5: Solve for x
   x = 131,813,018.93/12,410.25
6. Step 6: Final answer
   x = 10,621.30