Finding the Fourth Proportional to 31,776.84, 43,851.42 and 17,629.56

Step by Step Solution

1. Step 1: Write the proportion equation
   31,776.84 : 43,851.42 = 17,629.56 : x
2. Step 2: Convert to fraction form
   31,776.84/43,851.42 = 17,629.56/x
3. Step 3: Cross multiply
   31,776.84x = 43,851.42 × 17,629.56
4. Step 4: Simplify right side
   31,776.84x = 773,081,239.98
5. Step 5: Solve for x
   x = 773,081,239.98/31,776.84
6. Step 6: Final answer
   x = 24,328.45