Finding the Fourth Proportional to 30,123, 41,589.24 and 19,372.71

Step by Step Solution

1. Step 1: Write the proportion equation
   30,123 : 41,589.24 = 19,372.71 : x
2. Step 2: Convert to fraction form
   30,123/41,589.24 = 19,372.71/x
3. Step 3: Cross multiply
   30,123x = 41,589.24 × 19,372.71
4. Step 4: Simplify right side
   30,123x = 805,696,285.64
5. Step 5: Solve for x
   x = 805,696,285.64/30,123
6. Step 6: Final answer
   x = 26,746.88