Finding the Fourth Proportional to 50,597.94, 69,881.56 and 39,402.12

Step by Step Solution

1. Step 1: Write the proportion equation
   50,597.94 : 69,881.56 = 39,402.12 : x
2. Step 2: Convert to fraction form
   50,597.94/69,881.56 = 39,402.12/x
3. Step 3: Cross multiply
   50,597.94x = 69,881.56 × 39,402.12
4. Step 4: Simplify right side
   50,597.94x = 2,753,481,514.40
5. Step 5: Solve for x
   x = 2,753,481,514.40/50,597.94
6. Step 6: Final answer
   x = 54,418.85