Finding the Fourth Proportional to 49,321.81, 68,068.25 and 30,201.49

Step by Step Solution

1. Step 1: Write the proportion equation
   49,321.81 : 68,068.25 = 30,201.49 : x
2. Step 2: Convert to fraction form
   49,321.81/68,068.25 = 30,201.49/x
3. Step 3: Cross multiply
   49,321.81x = 68,068.25 × 30,201.49
4. Step 4: Simplify right side
   49,321.81x = 2,055,762,571.69
5. Step 5: Solve for x
   x = 2,055,762,571.69/49,321.81
6. Step 6: Final answer
   x = 41,680.60