Finding the Fourth Proportional to 22,174.88, 30,606.58 and 12,748.92

Step by Step Solution

1. Step 1: Write the proportion equation
   22,174.88 : 30,606.58 = 12,748.92 : x
2. Step 2: Convert to fraction form
   22,174.88/30,606.58 = 12,748.92/x
3. Step 3: Cross multiply
   22,174.88x = 30,606.58 × 12,748.92
4. Step 4: Simplify right side
   22,174.88x = 390,200,839.89
5. Step 5: Solve for x
   x = 390,200,839.89/22,174.88
6. Step 6: Final answer
   x = 17,596.53