Finding the Fourth Proportional to 30,801.41, 42,505.89 and 17,372.62

Step by Step Solution

1. Step 1: Write the proportion equation
   30,801.41 : 42,505.89 = 17,372.62 : x
2. Step 2: Convert to fraction form
   30,801.41/42,505.89 = 17,372.62/x
3. Step 3: Cross multiply
   30,801.41x = 42,505.89 × 17,372.62
4. Step 4: Simplify right side
   30,801.41x = 738,438,662.72
5. Step 5: Solve for x
   x = 738,438,662.72/30,801.41
6. Step 6: Final answer
   x = 23,974.18