Finding the Fourth Proportional to 22,205.33, 30,642.44 and 12,134.12

Step by Step Solution

1. Step 1: Write the proportion equation
   22,205.33 : 30,642.44 = 12,134.12 : x
2. Step 2: Convert to fraction form
   22,205.33/30,642.44 = 12,134.12/x
3. Step 3: Cross multiply
   22,205.33x = 30,642.44 × 12,134.12
4. Step 4: Simplify right side
   22,205.33x = 371,818,830.17
5. Step 5: Solve for x
   x = 371,818,830.17/22,205.33
6. Step 6: Final answer
   x = 16,744.58