Finding the Fourth Proportional to 47,341.96, 65,308.50 and 30,979.48

Step by Step Solution

1. Step 1: Write the proportion equation
   47,341.96 : 65,308.50 = 30,979.48 : x
2. Step 2: Convert to fraction form
   47,341.96/65,308.50 = 30,979.48/x
3. Step 3: Cross multiply
   47,341.96x = 65,308.50 × 30,979.48
4. Step 4: Simplify right side
   47,341.96x = 2,023,223,369.58
5. Step 5: Solve for x
   x = 2,023,223,369.58/47,341.96
6. Step 6: Final answer
   x = 42,736.37