Finding the Fourth Proportional to 22,103.06, 30,501.79 and 12,031.73

Step by Step Solution

1. Step 1: Write the proportion equation
   22,103.06 : 30,501.79 = 12,031.73 : x
2. Step 2: Convert to fraction form
   22,103.06/30,501.79 = 12,031.73/x
3. Step 3: Cross multiply
   22,103.06x = 30,501.79 × 12,031.73
4. Step 4: Simplify right side
   22,103.06x = 366,989,301.80
5. Step 5: Solve for x
   x = 366,989,301.80/22,103.06
6. Step 6: Final answer
   x = 16,603.55