Finding the Fourth Proportional to 22,406.00, 30,921.17 and 12,335.39

Step by Step Solution

1. Step 1: Write the proportion equation
   22,406.00 : 30,921.17 = 12,335.39 : x
2. Step 2: Convert to fraction form
   22,406.00/30,921.17 = 12,335.39/x
3. Step 3: Cross multiply
   22,406.00x = 30,921.17 × 12,335.39
4. Step 4: Simplify right side
   22,406.00x = 381,424,474.92
5. Step 5: Solve for x
   x = 381,424,474.92/22,406.00
6. Step 6: Final answer
   x = 17,023.32