Finding the Fourth Proportional to 36,007.29, 49,698.93 and 21,871.98

Step by Step Solution

1. Step 1: Write the proportion equation
   36,007.29 : 49,698.93 = 21,871.98 : x
2. Step 2: Convert to fraction form
   36,007.29/49,698.93 = 21,871.98/x
3. Step 3: Cross multiply
   36,007.29x = 49,698.93 × 21,871.98
4. Step 4: Simplify right side
   36,007.29x = 1,087,014,002.98
5. Step 5: Solve for x
   x = 1,087,014,002.98/36,007.29
6. Step 6: Final answer
   x = 30,188.72