Finding the Fourth Proportional to 16,061.90, 22,149.87 and 12,523.82

Step by Step Solution

1. Step 1: Write the proportion equation
   16,061.90 : 22,149.87 = 12,523.82 : x
2. Step 2: Convert to fraction form
   16,061.90/22,149.87 = 12,523.82/x
3. Step 3: Cross multiply
   16,061.90x = 22,149.87 × 12,523.82
4. Step 4: Simplify right side
   16,061.90x = 277,400,984.90
5. Step 5: Solve for x
   x = 277,400,984.90/16,061.90
6. Step 6: Final answer
   x = 17,270.75