Finding the Fourth Proportional to 37,855.28, 52,237.25 and 21,940.76

Step by Step Solution

1. Step 1: Write the proportion equation
   37,855.28 : 52,237.25 = 21,940.76 : x
2. Step 2: Convert to fraction form
   37,855.28/52,237.25 = 21,940.76/x
3. Step 3: Cross multiply
   37,855.28x = 52,237.25 × 21,940.76
4. Step 4: Simplify right side
   37,855.28x = 1,146,124,594.42
5. Step 5: Solve for x
   x = 1,146,124,594.42/37,855.28
6. Step 6: Final answer
   x = 30,276.48