Finding the Fourth Proportional to 37,404.37, 51,616.60 and 20,637.37

Step by Step Solution

1. Step 1: Write the proportion equation
   37,404.37 : 51,616.60 = 20,637.37 : x
2. Step 2: Convert to fraction form
   37,404.37/51,616.60 = 20,637.37/x
3. Step 3: Cross multiply
   37,404.37x = 51,616.60 × 20,637.37
4. Step 4: Simplify right side
   37,404.37x = 1,065,230,872.34
5. Step 5: Solve for x
   x = 1,065,230,872.34/37,404.37
6. Step 6: Final answer
   x = 28,478.78