Finding the Fourth Proportional to 36,006.05, 49,697.25 and 21,870.74

Step by Step Solution

1. Step 1: Write the proportion equation
   36,006.05 : 49,697.25 = 21,870.74 : x
2. Step 2: Convert to fraction form
   36,006.05/49,697.25 = 21,870.74/x
3. Step 3: Cross multiply
   36,006.05x = 49,697.25 × 21,870.74
4. Step 4: Simplify right side
   36,006.05x = 1,086,915,675.69
5. Step 5: Solve for x
   x = 1,086,915,675.69/36,006.05
6. Step 6: Final answer
   x = 30,187.03