Finding the Fourth Proportional to 37,667, 51,980.42 and 20,671.34

Step by Step Solution

1. Step 1: Write the proportion equation
   37,667 : 51,980.42 = 20,671.34 : x
2. Step 2: Convert to fraction form
   37,667/51,980.42 = 20,671.34/x
3. Step 3: Cross multiply
   37,667x = 51,980.42 × 20,671.34
4. Step 4: Simplify right side
   37,667x = 1,074,504,935.16
5. Step 5: Solve for x
   x = 1,074,504,935.16/37,667
6. Step 6: Final answer
   x = 28,526.43