Finding the Fourth Proportional to 47,016.41, 64,865.61 and 30,892.39

Step by Step Solution

1. Step 1: Write the proportion equation
   47,016.41 : 64,865.61 = 30,892.39 : x
2. Step 2: Convert to fraction form
   47,016.41/64,865.61 = 30,892.39/x
3. Step 3: Cross multiply
   47,016.41x = 64,865.61 × 30,892.39
4. Step 4: Simplify right side
   47,016.41x = 2,003,853,559.54
5. Step 5: Solve for x
   x = 2,003,853,559.54/47,016.41
6. Step 6: Final answer
   x = 42,620.31