Finding the Fourth Proportional to 25,210.69, 34,791.59 and 13,880.74

Step by Step Solution

1. Step 1: Write the proportion equation
   25,210.69 : 34,791.59 = 13,880.74 : x
2. Step 2: Convert to fraction form
   25,210.69/34,791.59 = 13,880.74/x
3. Step 3: Cross multiply
   25,210.69x = 34,791.59 × 13,880.74
4. Step 4: Simplify right side
   25,210.69x = 482,933,014.98
5. Step 5: Solve for x
   x = 482,933,014.98/25,210.69
6. Step 6: Final answer
   x = 19,155.88