Finding the Fourth Proportional to 25,057.58, 37,590.71 and 8,419.24

Step by Step Solution

1. Step 1: Write the proportion equation
   25,057.58 : 37,590.71 = 8,419.24 : x
2. Step 2: Convert to fraction form
   25,057.58/37,590.71 = 8,419.24/x
3. Step 3: Cross multiply
   25,057.58x = 37,590.71 × 8,419.24
4. Step 4: Simplify right side
   25,057.58x = 316,485,042.35
5. Step 5: Solve for x
   x = 316,485,042.35/25,057.58
6. Step 6: Final answer
   x = 12,630.31