Finding the Fourth Proportional to 37,928.82, 52,340.79 and 20,932.84

Step by Step Solution

1. Step 1: Write the proportion equation
   37,928.82 : 52,340.79 = 20,932.84 : x
2. Step 2: Convert to fraction form
   37,928.82/52,340.79 = 20,932.84/x
3. Step 3: Cross multiply
   37,928.82x = 52,340.79 × 20,932.84
4. Step 4: Simplify right side
   37,928.82x = 1,095,641,382.54
5. Step 5: Solve for x
   x = 1,095,641,382.54/37,928.82
6. Step 6: Final answer
   x = 28,886.78