Finding the Fourth Proportional to 47,711.72, 71,529.94 and 30,144.52

Step by Step Solution

1. Step 1: Write the proportion equation
   47,711.72 : 71,529.94 = 30,144.52 : x
2. Step 2: Convert to fraction form
   47,711.72/71,529.94 = 30,144.52/x
3. Step 3: Cross multiply
   47,711.72x = 71,529.94 × 30,144.52
4. Step 4: Simplify right side
   47,711.72x = 2,156,235,706.93
5. Step 5: Solve for x
   x = 2,156,235,706.93/47,711.72
6. Step 6: Final answer
   x = 45,193.00