Finding the Fourth Proportional to 49,235.42, 67,773.84 and 42,936.86

Step by Step Solution

1. Step 1: Write the proportion equation
   49,235.42 : 67,773.84 = 42,936.86 : x
2. Step 2: Convert to fraction form
   49,235.42/67,773.84 = 42,936.86/x
3. Step 3: Cross multiply
   49,235.42x = 67,773.84 × 42,936.86
4. Step 4: Simplify right side
   49,235.42x = 2,909,995,879.74
5. Step 5: Solve for x
   x = 2,909,995,879.74/49,235.42
6. Step 6: Final answer
   x = 59,103.71