Finding the Fourth Proportional to 30,619.52, 42,251.67 and 17,192.25

Step by Step Solution

1. Step 1: Write the proportion equation
   30,619.52 : 42,251.67 = 17,192.25 : x
2. Step 2: Convert to fraction form
   30,619.52/42,251.67 = 17,192.25/x
3. Step 3: Cross multiply
   30,619.52x = 42,251.67 × 17,192.25
4. Step 4: Simplify right side
   30,619.52x = 726,401,273.56
5. Step 5: Solve for x
   x = 726,401,273.56/30,619.52
6. Step 6: Final answer
   x = 23,723.47