Finding the Fourth Proportional to 22,375.04, 30,876.72 and 12,302.88

Step by Step Solution

1. Step 1: Write the proportion equation
   22,375.04 : 30,876.72 = 12,302.88 : x
2. Step 2: Convert to fraction form
   22,375.04/30,876.72 = 12,302.88/x
3. Step 3: Cross multiply
   22,375.04x = 30,876.72 × 12,302.88
4. Step 4: Simplify right side
   22,375.04x = 379,872,503.76
5. Step 5: Solve for x
   x = 379,872,503.76/22,375.04
6. Step 6: Final answer
   x = 16,977.51