Finding the Fourth Proportional to 19,375.24, 29,062.72 and 12,830.72

Step by Step Solution

1. Step 1: Write the proportion equation
   19,375.24 : 29,062.72 = 12,830.72 : x
2. Step 2: Convert to fraction form
   19,375.24/29,062.72 = 12,830.72/x
3. Step 3: Cross multiply
   19,375.24x = 29,062.72 × 12,830.72
4. Step 4: Simplify right side
   19,375.24x = 372,895,622.76
5. Step 5: Solve for x
   x = 372,895,622.76/19,375.24
6. Step 6: Final answer
   x = 19,245.99