Finding the Fourth Proportional to 52,208.85, 71,993.76 and 30,984.02

Step by Step Solution

1. Step 1: Write the proportion equation
   52,208.85 : 71,993.76 = 30,984.02 : x
2. Step 2: Convert to fraction form
   52,208.85/71,993.76 = 30,984.02/x
3. Step 3: Cross multiply
   52,208.85x = 71,993.76 × 30,984.02
4. Step 4: Simplify right side
   52,208.85x = 2,230,656,067.82
5. Step 5: Solve for x
   x = 2,230,656,067.82/52,208.85
6. Step 6: Final answer
   x = 42,725.63