Finding the Fourth Proportional to 49,771.43, 68,679.59 and 30,648.14

Step by Step Solution

1. Step 1: Write the proportion equation
   49,771.43 : 68,679.59 = 30,648.14 : x
2. Step 2: Convert to fraction form
   49,771.43/68,679.59 = 30,648.14/x
3. Step 3: Cross multiply
   49,771.43x = 68,679.59 × 30,648.14
4. Step 4: Simplify right side
   49,771.43x = 2,104,901,192.82
5. Step 5: Solve for x
   x = 2,104,901,192.82/49,771.43
6. Step 6: Final answer
   x = 42,291.36