Finding the Fourth Proportional to 42,524.76, 63,789.82 and 12,944.76

Step by Step Solution

1. Step 1: Write the proportion equation
   42,524.76 : 63,789.82 = 12,944.76 : x
2. Step 2: Convert to fraction form
   42,524.76/63,789.82 = 12,944.76/x
3. Step 3: Cross multiply
   42,524.76x = 63,789.82 × 12,944.76
4. Step 4: Simplify right side
   42,524.76x = 825,743,910.34
5. Step 5: Solve for x
   x = 825,743,910.34/42,524.76
6. Step 6: Final answer
   x = 19,417.96