Finding the Fourth Proportional to 37,851.71, 52,239.94 and 21,936.83

Step by Step Solution

1. Step 1: Write the proportion equation
   37,851.71 : 52,239.94 = 21,936.83 : x
2. Step 2: Convert to fraction form
   37,851.71/52,239.94 = 21,936.83/x
3. Step 3: Cross multiply
   37,851.71x = 52,239.94 × 21,936.83
4. Step 4: Simplify right side
   37,851.71x = 1,145,978,366.95
5. Step 5: Solve for x
   x = 1,145,978,366.95/37,851.71
6. Step 6: Final answer
   x = 30,275.48