Finding the Fourth Proportional to 22,320.23, 30,801.83 and 12,248.85

Step by Step Solution

1. Step 1: Write the proportion equation
   22,320.23 : 30,801.83 = 12,248.85 : x
2. Step 2: Convert to fraction form
   22,320.23/30,801.83 = 12,248.85/x
3. Step 3: Cross multiply
   22,320.23x = 30,801.83 × 12,248.85
4. Step 4: Simplify right side
   22,320.23x = 377,286,875.89
5. Step 5: Solve for x
   x = 377,286,875.89/22,320.23
6. Step 6: Final answer
   x = 16,903.36