Finding the Fourth Proportional to 49,571.82, 68,543.67 and 48,770.61

Step by Step Solution

1. Step 1: Write the proportion equation
   49,571.82 : 68,543.67 = 48,770.61 : x
2. Step 2: Convert to fraction form
   49,571.82/68,543.67 = 48,770.61/x
3. Step 3: Cross multiply
   49,571.82x = 68,543.67 × 48,770.61
4. Step 4: Simplify right side
   49,571.82x = 3,342,916,597.54
5. Step 5: Solve for x
   x = 3,342,916,597.54/49,571.82
6. Step 6: Final answer
   x = 67,435.83