Finding the Fourth Proportional to 47,422.82, 65,474.00 and 30,434.38

Step by Step Solution

1. Step 1: Write the proportion equation
   47,422.82 : 65,474.00 = 30,434.38 : x
2. Step 2: Convert to fraction form
   47,422.82/65,474.00 = 30,434.38/x
3. Step 3: Cross multiply
   47,422.82x = 65,474.00 × 30,434.38
4. Step 4: Simplify right side
   47,422.82x = 1,992,660,677.09
5. Step 5: Solve for x
   x = 1,992,660,677.09/47,422.82
6. Step 6: Final answer
   x = 42,019.03