Finding the Fourth Proportional to 49,236.42, 67,775.22 and 42,937.86

Step by Step Solution

1. Step 1: Write the proportion equation
   49,236.42 : 67,775.22 = 42,937.86 : x
2. Step 2: Convert to fraction form
   49,236.42/67,775.22 = 42,937.86/x
3. Step 3: Cross multiply
   49,236.42x = 67,775.22 × 42,937.86
4. Step 4: Simplify right side
   49,236.42x = 2,910,122,907.83
5. Step 5: Solve for x
   x = 2,910,122,907.83/49,236.42
6. Step 6: Final answer
   x = 59,105.09