Finding the Fourth Proportional to 30,490.43, 42,075.54 and 17,744.00

Step by Step Solution

1. Step 1: Write the proportion equation
   30,490.43 : 42,075.54 = 17,744.00 : x
2. Step 2: Convert to fraction form
   30,490.43/42,075.54 = 17,744.00/x
3. Step 3: Cross multiply
   30,490.43x = 42,075.54 × 17,744.00
4. Step 4: Simplify right side
   30,490.43x = 746,588,171.38
5. Step 5: Solve for x
   x = 746,588,171.38/30,490.43
6. Step 6: Final answer
   x = 24,485.99