Finding the Fourth Proportional to 25,019.84, 34,519.56 and 15,083.84

Step by Step Solution

1. Step 1: Write the proportion equation
   25,019.84 : 34,519.56 = 15,083.84 : x
2. Step 2: Convert to fraction form
   25,019.84/34,519.56 = 15,083.84/x
3. Step 3: Cross multiply
   25,019.84x = 34,519.56 × 15,083.84
4. Step 4: Simplify right side
   25,019.84x = 520,687,519.91
5. Step 5: Solve for x
   x = 520,687,519.91/25,019.84
6. Step 6: Final answer
   x = 20,810.99