Finding the Fourth Proportional to 25,128.42, 34,682.34 and 14,516.61

Step by Step Solution

1. Step 1: Write the proportion equation
   25,128.42 : 34,682.34 = 14,516.61 : x
2. Step 2: Convert to fraction form
   25,128.42/34,682.34 = 14,516.61/x
3. Step 3: Cross multiply
   25,128.42x = 34,682.34 × 14,516.61
4. Step 4: Simplify right side
   25,128.42x = 503,470,003.67
5. Step 5: Solve for x
   x = 503,470,003.67/25,128.42
6. Step 6: Final answer
   x = 20,035.88