Finding the Fourth Proportional to 42,744.24, 59,012.28 and 30,838.32

Step by Step Solution

1. Step 1: Write the proportion equation
   42,744.24 : 59,012.28 = 30,838.32 : x
2. Step 2: Convert to fraction form
   42,744.24/59,012.28 = 30,838.32/x
3. Step 3: Cross multiply
   42,744.24x = 59,012.28 × 30,838.32
4. Step 4: Simplify right side
   42,744.24x = 1,819,839,574.57
5. Step 5: Solve for x
   x = 1,819,839,574.57/42,744.24
6. Step 6: Final answer
   x = 42,575.08