Finding the Fourth Proportional to 49,377.33, 68,003.96 and 42,660.81

Step by Step Solution

1. Step 1: Write the proportion equation
   49,377.33 : 68,003.96 = 42,660.81 : x
2. Step 2: Convert to fraction form
   49,377.33/68,003.96 = 42,660.81/x
3. Step 3: Cross multiply
   49,377.33x = 68,003.96 × 42,660.81
4. Step 4: Simplify right side
   49,377.33x = 2,901,103,803.50
5. Step 5: Solve for x
   x = 2,901,103,803.50/49,377.33
6. Step 6: Final answer
   x = 58,753.76