Finding the Fourth Proportional to 51,624.72, 71,240.04 and 30,404.88

Step by Step Solution

1. Step 1: Write the proportion equation
   51,624.72 : 71,240.04 = 30,404.88 : x
2. Step 2: Convert to fraction form
   51,624.72/71,240.04 = 30,404.88/x
3. Step 3: Cross multiply
   51,624.72x = 71,240.04 × 30,404.88
4. Step 4: Simplify right side
   51,624.72x = 2,166,044,867.40
5. Step 5: Solve for x
   x = 2,166,044,867.40/51,624.72
6. Step 6: Final answer
   x = 41,957.51