Finding the Fourth Proportional to 47,819.12, 65,951.12 and 42,445.49

Step by Step Solution

1. Step 1: Write the proportion equation
   47,819.12 : 65,951.12 = 42,445.49 : x
2. Step 2: Convert to fraction form
   47,819.12/65,951.12 = 42,445.49/x
3. Step 3: Cross multiply
   47,819.12x = 65,951.12 × 42,445.49
4. Step 4: Simplify right side
   47,819.12x = 2,799,327,604.45
5. Step 5: Solve for x
   x = 2,799,327,604.45/47,819.12
6. Step 6: Final answer
   x = 58,539.92