Finding the Fourth Proportional to 22,093.01, 30,488.48 and 12,021.53

Step by Step Solution

1. Step 1: Write the proportion equation
   22,093.01 : 30,488.48 = 12,021.53 : x
2. Step 2: Convert to fraction form
   22,093.01/30,488.48 = 12,021.53/x
3. Step 3: Cross multiply
   22,093.01x = 30,488.48 × 12,021.53
4. Step 4: Simplify right side
   22,093.01x = 366,518,054.59
5. Step 5: Solve for x
   x = 366,518,054.59/22,093.01
6. Step 6: Final answer
   x = 16,589.78