Finding the Fourth Proportional to 37,866.15, 52,255.28 and 21,959.82

Step by Step Solution

1. Step 1: Write the proportion equation
   37,866.15 : 52,255.28 = 21,959.82 : x
2. Step 2: Convert to fraction form
   37,866.15/52,255.28 = 21,959.82/x
3. Step 3: Cross multiply
   37,866.15x = 52,255.28 × 21,959.82
4. Step 4: Simplify right side
   37,866.15x = 1,147,516,542.85
5. Step 5: Solve for x
   x = 1,147,516,542.85/37,866.15
6. Step 6: Final answer
   x = 30,304.55