Finding the Fourth Proportional to 12,923.82, 17,834.42 and 7,896.45

Step by Step Solution

1. Step 1: Write the proportion equation
   12,923.82 : 17,834.42 = 7,896.45 : x
2. Step 2: Convert to fraction form
   12,923.82/17,834.42 = 7,896.45/x
3. Step 3: Cross multiply
   12,923.82x = 17,834.42 × 7,896.45
4. Step 4: Simplify right side
   12,923.82x = 140,828,566.33
5. Step 5: Solve for x
   x = 140,828,566.33/12,923.82
6. Step 6: Final answer
   x = 10,896.83