Finding the Fourth Proportional to 37,707.37, 52,036.28 and 20,940.37

Step by Step Solution

1. Step 1: Write the proportion equation
   37,707.37 : 52,036.28 = 20,940.37 : x
2. Step 2: Convert to fraction form
   37,707.37/52,036.28 = 20,940.37/x
3. Step 3: Cross multiply
   37,707.37x = 52,036.28 × 20,940.37
4. Step 4: Simplify right side
   37,707.37x = 1,089,659,086.71
5. Step 5: Solve for x
   x = 1,089,659,086.71/37,707.37
6. Step 6: Final answer
   x = 28,897.77