Finding the Fourth Proportional to 47,300.42, 70,957.92 and 16,128.38

Step by Step Solution

1. Step 1: Write the proportion equation
   47,300.42 : 70,957.92 = 16,128.38 : x
2. Step 2: Convert to fraction form
   47,300.42/70,957.92 = 16,128.38/x
3. Step 3: Cross multiply
   47,300.42x = 70,957.92 × 16,128.38
4. Step 4: Simplify right side
   47,300.42x = 1,144,435,942.98
5. Step 5: Solve for x
   x = 1,144,435,942.98/47,300.42
6. Step 6: Final answer
   x = 24,195.05