Finding the Fourth Proportional to 14,233.16, 21,323.82 and 13,922.12

Step by Step Solution

1. Step 1: Write the proportion equation
   14,233.16 : 21,323.82 = 13,922.12 : x
2. Step 2: Convert to fraction form
   14,233.16/21,323.82 = 13,922.12/x
3. Step 3: Cross multiply
   14,233.16x = 21,323.82 × 13,922.12
4. Step 4: Simplify right side
   14,233.16x = 296,872,780.90
5. Step 5: Solve for x
   x = 296,872,780.90/14,233.16
6. Step 6: Final answer
   x = 20,857.83