Finding the Fourth Proportional to 47,744.03, 71,624.71 and 21,089.97

Step by Step Solution

1. Step 1: Write the proportion equation
   47,744.03 : 71,624.71 = 21,089.97 : x
2. Step 2: Convert to fraction form
   47,744.03/71,624.71 = 21,089.97/x
3. Step 3: Cross multiply
   47,744.03x = 71,624.71 × 21,089.97
4. Step 4: Simplify right side
   47,744.03x = 1,510,562,892.89
5. Step 5: Solve for x
   x = 1,510,562,892.89/47,744.03
6. Step 6: Final answer
   x = 31,638.78