Finding the Fourth Proportional to 25,732, 35,510.16 and 13,956

Step by Step Solution

1. Step 1: Write the proportion equation
   25,732 : 35,510.16 = 13,956 : x
2. Step 2: Convert to fraction form
   25,732/35,510.16 = 13,956/x
3. Step 3: Cross multiply
   25,732x = 35,510.16 × 13,956
4. Step 4: Simplify right side
   25,732x = 495,579,792.96
5. Step 5: Solve for x
   x = 495,579,792.96/25,732
6. Step 6: Final answer
   x = 19,259.28