Finding the Fourth Proportional to 49,846.24, 68,810.84 and 30,729.43

Step by Step Solution

1. Step 1: Write the proportion equation
   49,846.24 : 68,810.84 = 30,729.43 : x
2. Step 2: Convert to fraction form
   49,846.24/68,810.84 = 30,729.43/x
3. Step 3: Cross multiply
   49,846.24x = 68,810.84 × 30,729.43
4. Step 4: Simplify right side
   49,846.24x = 2,114,517,795.82
5. Step 5: Solve for x
   x = 2,114,517,795.82/49,846.24
6. Step 6: Final answer
   x = 42,420.81