Finding the Fourth Proportional to 49,339.94, 68,043.65 and 42,196.55

Step by Step Solution

1. Step 1: Write the proportion equation
   49,339.94 : 68,043.65 = 42,196.55 : x
2. Step 2: Convert to fraction form
   49,339.94/68,043.65 = 42,196.55/x
3. Step 3: Cross multiply
   49,339.94x = 68,043.65 × 42,196.55
4. Step 4: Simplify right side
   49,339.94x = 2,871,206,728.21
5. Step 5: Solve for x
   x = 2,871,206,728.21/49,339.94
6. Step 6: Final answer
   x = 58,192.35