Finding the Fourth Proportional to 25,843.46, 38,740.56 and 8,300.97

Step by Step Solution

1. Step 1: Write the proportion equation
   25,843.46 : 38,740.56 = 8,300.97 : x
2. Step 2: Convert to fraction form
   25,843.46/38,740.56 = 8,300.97/x
3. Step 3: Cross multiply
   25,843.46x = 38,740.56 × 8,300.97
4. Step 4: Simplify right side
   25,843.46x = 321,584,226.34
5. Step 5: Solve for x
   x = 321,584,226.34/25,843.46
6. Step 6: Final answer
   x = 12,443.55