Finding the Fourth Proportional to 54,323.29, 74,964.72 and 30,451.51

Step by Step Solution

1. Step 1: Write the proportion equation
   54,323.29 : 74,964.72 = 30,451.51 : x
2. Step 2: Convert to fraction form
   54,323.29/74,964.72 = 30,451.51/x
3. Step 3: Cross multiply
   54,323.29x = 74,964.72 × 30,451.51
4. Step 4: Simplify right side
   54,323.29x = 2,282,788,920.73
5. Step 5: Solve for x
   x = 2,282,788,920.73/54,323.29
6. Step 6: Final answer
   x = 42,022.29