Finding the Fourth Proportional to 37,469.16, 51,705.12 and 20,469.96

Step by Step Solution

1. Step 1: Write the proportion equation
   37,469.16 : 51,705.12 = 20,469.96 : x
2. Step 2: Convert to fraction form
   37,469.16/51,705.12 = 20,469.96/x
3. Step 3: Cross multiply
   37,469.16x = 51,705.12 × 20,469.96
4. Step 4: Simplify right side
   37,469.16x = 1,058,401,738.20
5. Step 5: Solve for x
   x = 1,058,401,738.20/37,469.16
6. Step 6: Final answer
   x = 28,247.28