Finding the Fourth Proportional to 25,081.39, 34,615.83 and 15,524.34

Step by Step Solution

1. Step 1: Write the proportion equation
   25,081.39 : 34,615.83 = 15,524.34 : x
2. Step 2: Convert to fraction form
   25,081.39/34,615.83 = 15,524.34/x
3. Step 3: Cross multiply
   25,081.39x = 34,615.83 × 15,524.34
4. Step 4: Simplify right side
   25,081.39x = 537,387,914.30
5. Step 5: Solve for x
   x = 537,387,914.30/25,081.39
6. Step 6: Final answer
   x = 21,425.76