Finding the Fourth Proportional to 25,851.84, 35,674.59 and 15,797.10

Step by Step Solution

1. Step 1: Write the proportion equation
   25,851.84 : 35,674.59 = 15,797.10 : x
2. Step 2: Convert to fraction form
   25,851.84/35,674.59 = 15,797.10/x
3. Step 3: Cross multiply
   25,851.84x = 35,674.59 × 15,797.10
4. Step 4: Simplify right side
   25,851.84x = 563,555,065.69
5. Step 5: Solve for x
   x = 563,555,065.69/25,851.84
6. Step 6: Final answer
   x = 21,799.42