Finding the Fourth Proportional to 47,622.53, 65,689.18 and 30,648.78

Step by Step Solution

1. Step 1: Write the proportion equation
   47,622.53 : 65,689.18 = 30,648.78 : x
2. Step 2: Convert to fraction form
   47,622.53/65,689.18 = 30,648.78/x
3. Step 3: Cross multiply
   47,622.53x = 65,689.18 × 30,648.78
4. Step 4: Simplify right side
   47,622.53x = 2,013,293,149.58
5. Step 5: Solve for x
   x = 2,013,293,149.58/47,622.53
6. Step 6: Final answer
   x = 42,276.06