Finding the Fourth Proportional to 22,275.88, 30,735.30 and 12,339.88

Step by Step Solution

1. Step 1: Write the proportion equation
   22,275.88 : 30,735.30 = 12,339.88 : x
2. Step 2: Convert to fraction form
   22,275.88/30,735.30 = 12,339.88/x
3. Step 3: Cross multiply
   22,275.88x = 30,735.30 × 12,339.88
4. Step 4: Simplify right side
   22,275.88x = 379,269,913.76
5. Step 5: Solve for x
   x = 379,269,913.76/22,275.88
6. Step 6: Final answer
   x = 17,026.04