Finding the Fourth Proportional to 22,315.77, 30,795.86 and 12,244.30

Step by Step Solution

1. Step 1: Write the proportion equation
   22,315.77 : 30,795.86 = 12,244.30 : x
2. Step 2: Convert to fraction form
   22,315.77/30,795.86 = 12,244.30/x
3. Step 3: Cross multiply
   22,315.77x = 30,795.86 × 12,244.30
4. Step 4: Simplify right side
   22,315.77x = 377,073,663.09
5. Step 5: Solve for x
   x = 377,073,663.09/22,315.77
6. Step 6: Final answer
   x = 16,897.18