Finding the Fourth Proportional to 47,072.27, 70,608.98 and 13,793.01

Step by Step Solution

1. Step 1: Write the proportion equation
   47,072.27 : 70,608.98 = 13,793.01 : x
2. Step 2: Convert to fraction form
   47,072.27/70,608.98 = 13,793.01/x
3. Step 3: Cross multiply
   47,072.27x = 70,608.98 × 13,793.01
4. Step 4: Simplify right side
   47,072.27x = 973,910,401.71
5. Step 5: Solve for x
   x = 973,910,401.71/47,072.27
6. Step 6: Final answer
   x = 20,689.68