Finding the Fourth Proportional to 25,151.72, 34,710.06 and 13,821.52

Step by Step Solution

1. Step 1: Write the proportion equation
   25,151.72 : 34,710.06 = 13,821.52 : x
2. Step 2: Convert to fraction form
   25,151.72/34,710.06 = 13,821.52/x
3. Step 3: Cross multiply
   25,151.72x = 34,710.06 × 13,821.52
4. Step 4: Simplify right side
   25,151.72x = 479,745,788.49
5. Step 5: Solve for x
   x = 479,745,788.49/25,151.72
6. Step 6: Final answer
   x = 19,074.07