Finding the Fourth Proportional to 25,085.10, 34,617.24 and 13,907.10

Step by Step Solution

1. Step 1: Write the proportion equation
   25,085.10 : 34,617.24 = 13,907.10 : x
2. Step 2: Convert to fraction form
   25,085.10/34,617.24 = 13,907.10/x
3. Step 3: Cross multiply
   25,085.10x = 34,617.24 × 13,907.10
4. Step 4: Simplify right side
   25,085.10x = 481,425,418.40
5. Step 5: Solve for x
   x = 481,425,418.40/25,085.10
6. Step 6: Final answer
   x = 19,191.69