Finding the Fourth Proportional to 47,630.49, 65,711.55 and 30,632.43

Step by Step Solution

1. Step 1: Write the proportion equation
   47,630.49 : 65,711.55 = 30,632.43 : x
2. Step 2: Convert to fraction form
   47,630.49/65,711.55 = 30,632.43/x
3. Step 3: Cross multiply
   47,630.49x = 65,711.55 × 30,632.43
4. Step 4: Simplify right side
   47,630.49x = 2,012,904,455.57
5. Step 5: Solve for x
   x = 2,012,904,455.57/47,630.49
6. Step 6: Final answer
   x = 42,260.84