Finding the Fourth Proportional to 25,223.42, 37,842.42 and 10,429.58

Step by Step Solution

1. Step 1: Write the proportion equation
   25,223.42 : 37,842.42 = 10,429.58 : x
2. Step 2: Convert to fraction form
   25,223.42/37,842.42 = 10,429.58/x
3. Step 3: Cross multiply
   25,223.42x = 37,842.42 × 10,429.58
4. Step 4: Simplify right side
   25,223.42x = 394,680,546.78
5. Step 5: Solve for x
   x = 394,680,546.78/25,223.42
6. Step 6: Final answer
   x = 15,647.38