Finding the Fourth Proportional to 50,786.82, 70,092.45 and 30,655.08

Step by Step Solution

1. Step 1: Write the proportion equation
   50,786.82 : 70,092.45 = 30,655.08 : x
2. Step 2: Convert to fraction form
   50,786.82/70,092.45 = 30,655.08/x
3. Step 3: Cross multiply
   50,786.82x = 70,092.45 × 30,655.08
4. Step 4: Simplify right side
   50,786.82x = 2,148,689,662.15
5. Step 5: Solve for x
   x = 2,148,689,662.15/50,786.82
6. Step 6: Final answer
   x = 42,308.02