Finding the Fourth Proportional to 25,451.58, 35,123.83 and 14,121.57

Step by Step Solution

1. Step 1: Write the proportion equation
   25,451.58 : 35,123.83 = 14,121.57 : x
2. Step 2: Convert to fraction form
   25,451.58/35,123.83 = 14,121.57/x
3. Step 3: Cross multiply
   25,451.58x = 35,123.83 × 14,121.57
4. Step 4: Simplify right side
   25,451.58x = 496,003,720.42
5. Step 5: Solve for x
   x = 496,003,720.42/25,451.58
6. Step 6: Final answer
   x = 19,488.13