Finding the Fourth Proportional to 25,298.37, 34,911.72 and 14,120.37

Step by Step Solution

1. Step 1: Write the proportion equation
   25,298.37 : 34,911.72 = 14,120.37 : x
2. Step 2: Convert to fraction form
   25,298.37/34,911.72 = 14,120.37/x
3. Step 3: Cross multiply
   25,298.37x = 34,911.72 × 14,120.37
4. Step 4: Simplify right side
   25,298.37x = 492,966,403.74
5. Step 5: Solve for x
   x = 492,966,403.74/25,298.37
6. Step 6: Final answer
   x = 19,486.09