Finding the Fourth Proportional to 49,760.94, 68,665.02 and 30,637.68

Step by Step Solution

1. Step 1: Write the proportion equation
   49,760.94 : 68,665.02 = 30,637.68 : x
2. Step 2: Convert to fraction form
   49,760.94/68,665.02 = 30,637.68/x
3. Step 3: Cross multiply
   49,760.94x = 68,665.02 × 30,637.68
4. Step 4: Simplify right side
   49,760.94x = 2,103,736,909.95
5. Step 5: Solve for x
   x = 2,103,736,909.95/49,760.94
6. Step 6: Final answer
   x = 42,276.87