Finding the Fourth Proportional to 25,031.50, 34,544.55 and 13,853.50

Step by Step Solution

1. Step 1: Write the proportion equation
   25,031.50 : 34,544.55 = 13,853.50 : x
2. Step 2: Convert to fraction form
   25,031.50/34,544.55 = 13,853.50/x
3. Step 3: Cross multiply
   25,031.50x = 34,544.55 × 13,853.50
4. Step 4: Simplify right side
   25,031.50x = 478,562,923.43
5. Step 5: Solve for x
   x = 478,562,923.43/25,031.50
6. Step 6: Final answer
   x = 19,118.43