Finding the Fourth Proportional to 47,404.92, 71,105.20 and 17,820.48

Step by Step Solution

1. Step 1: Write the proportion equation
   47,404.92 : 71,105.20 = 17,820.48 : x
2. Step 2: Convert to fraction form
   47,404.92/71,105.20 = 17,820.48/x
3. Step 3: Cross multiply
   47,404.92x = 71,105.20 × 17,820.48
4. Step 4: Simplify right side
   47,404.92x = 1,267,128,794.50
5. Step 5: Solve for x
   x = 1,267,128,794.50/47,404.92
6. Step 6: Final answer
   x = 26,729.90