Finding the Fourth Proportional to 37,697, 52,021.92 and 20,698.54

Step by Step Solution

1. Step 1: Write the proportion equation
   37,697 : 52,021.92 = 20,698.54 : x
2. Step 2: Convert to fraction form
   37,697/52,021.92 = 20,698.54/x
3. Step 3: Cross multiply
   37,697x = 52,021.92 × 20,698.54
4. Step 4: Simplify right side
   37,697x = 1,076,777,792.00
5. Step 5: Solve for x
   x = 1,076,777,792.00/37,697
6. Step 6: Final answer
   x = 28,564.02