Finding the Fourth Proportional to 25,211, 37,822.76 and 10,424.18

Step by Step Solution

1. Step 1: Write the proportion equation
   25,211 : 37,822.76 = 10,424.18 : x
2. Step 2: Convert to fraction form
   25,211/37,822.76 = 10,424.18/x
3. Step 3: Cross multiply
   25,211x = 37,822.76 × 10,424.18
4. Step 4: Simplify right side
   25,211x = 394,271,258.34
5. Step 5: Solve for x
   x = 394,271,258.34/25,211
6. Step 6: Final answer
   x = 15,638.86