Finding the Fourth Proportional to 37,836.15, 52,220.04 and 21,929.82

Step by Step Solution

1. Step 1: Write the proportion equation
   37,836.15 : 52,220.04 = 21,929.82 : x
2. Step 2: Convert to fraction form
   37,836.15/52,220.04 = 21,929.82/x
3. Step 3: Cross multiply
   37,836.15x = 52,220.04 × 21,929.82
4. Step 4: Simplify right side
   37,836.15x = 1,145,176,077.59
5. Step 5: Solve for x
   x = 1,145,176,077.59/37,836.15
6. Step 6: Final answer
   x = 30,266.72