Finding the Fourth Proportional to 30,755.90, 42,443.23 and 17,837.68

Step by Step Solution

1. Step 1: Write the proportion equation
   30,755.90 : 42,443.23 = 17,837.68 : x
2. Step 2: Convert to fraction form
   30,755.90/42,443.23 = 17,837.68/x
3. Step 3: Cross multiply
   30,755.90x = 42,443.23 × 17,837.68
4. Step 4: Simplify right side
   30,755.90x = 757,088,542.69
5. Step 5: Solve for x
   x = 757,088,542.69/30,755.90
6. Step 6: Final answer
   x = 24,616.05