Finding the Fourth Proportional to 37,436.37, 51,662.30 and 20,440.76

Step by Step Solution

1. Step 1: Write the proportion equation
   37,436.37 : 51,662.30 = 20,440.76 : x
2. Step 2: Convert to fraction form
   37,436.37/51,662.30 = 20,440.76/x
3. Step 3: Cross multiply
   37,436.37x = 51,662.30 × 20,440.76
4. Step 4: Simplify right side
   37,436.37x = 1,056,016,855.61
5. Step 5: Solve for x
   x = 1,056,016,855.61/37,436.37
6. Step 6: Final answer
   x = 28,208.31