Finding the Fourth Proportional to 31,768.73, 43,839.73 and 17,622.89

Step by Step Solution

1. Step 1: Write the proportion equation
   31,768.73 : 43,839.73 = 17,622.89 : x
2. Step 2: Convert to fraction form
   31,768.73/43,839.73 = 17,622.89/x
3. Step 3: Cross multiply
   31,768.73x = 43,839.73 × 17,622.89
4. Step 4: Simplify right side
   31,768.73x = 772,582,651.31
5. Step 5: Solve for x
   x = 772,582,651.31/31,768.73
6. Step 6: Final answer
   x = 24,318.97