Finding the Fourth Proportional to 25,443.49, 38,168.69 and 8,799.05

Step by Step Solution

1. Step 1: Write the proportion equation
   25,443.49 : 38,168.69 = 8,799.05 : x
2. Step 2: Convert to fraction form
   25,443.49/38,168.69 = 8,799.05/x
3. Step 3: Cross multiply
   25,443.49x = 38,168.69 × 8,799.05
4. Step 4: Simplify right side
   25,443.49x = 335,848,233.74
5. Step 5: Solve for x
   x = 335,848,233.74/25,443.49
6. Step 6: Final answer
   x = 13,199.77