Finding the Fourth Proportional to 49,499.54, 68,304.30 and 30,380.11

Step by Step Solution

1. Step 1: Write the proportion equation
   49,499.54 : 68,304.30 = 30,380.11 : x
2. Step 2: Convert to fraction form
   49,499.54/68,304.30 = 30,380.11/x
3. Step 3: Cross multiply
   49,499.54x = 68,304.30 × 30,380.11
4. Step 4: Simplify right side
   49,499.54x = 2,075,091,862.79
5. Step 5: Solve for x
   x = 2,075,091,862.79/49,499.54
6. Step 6: Final answer
   x = 41,921.44