Finding the Fourth Proportional to 25,443.42, 38,155.68 and 8,799

Step by Step Solution

1. Step 1: Write the proportion equation
   25,443.42 : 38,155.68 = 8,799 : x
2. Step 2: Convert to fraction form
   25,443.42/38,155.68 = 8,799/x
3. Step 3: Cross multiply
   25,443.42x = 38,155.68 × 8,799
4. Step 4: Simplify right side
   25,443.42x = 335,731,828.32
5. Step 5: Solve for x
   x = 335,731,828.32/25,443.42
6. Step 6: Final answer
   x = 13,195.23