Finding the Fourth Proportional to 25,823, 35,641.82 and 15,759.77

Step by Step Solution

1. Step 1: Write the proportion equation
   25,823 : 35,641.82 = 15,759.77 : x
2. Step 2: Convert to fraction form
   25,823/35,641.82 = 15,759.77/x
3. Step 3: Cross multiply
   25,823x = 35,641.82 × 15,759.77
4. Step 4: Simplify right side
   25,823x = 561,706,628.57
5. Step 5: Solve for x
   x = 561,706,628.57/25,823
6. Step 6: Final answer
   x = 21,752.18