Finding the Fourth Proportional to 25,871.42, 38,806.33 and 7,152.59

Step by Step Solution

1. Step 1: Write the proportion equation
   25,871.42 : 38,806.33 = 7,152.59 : x
2. Step 2: Convert to fraction form
   25,871.42/38,806.33 = 7,152.59/x
3. Step 3: Cross multiply
   25,871.42x = 38,806.33 × 7,152.59
4. Step 4: Simplify right side
   25,871.42x = 277,565,767.89
5. Step 5: Solve for x
   x = 277,565,767.89/25,871.42
6. Step 6: Final answer
   x = 10,728.66