Finding the Fourth Proportional to 82,754.44, 124,131.47 and 30,142.42

Step by Step Solution

1. Step 1: Write the proportion equation
   82,754.44 : 124,131.47 = 30,142.42 : x
2. Step 2: Convert to fraction form
   82,754.44/124,131.47 = 30,142.42/x
3. Step 3: Cross multiply
   82,754.44x = 124,131.47 × 30,142.42
4. Step 4: Simplify right side
   82,754.44x = 3,741,622,903.96
5. Step 5: Solve for x
   x = 3,741,622,903.96/82,754.44
6. Step 6: Final answer
   x = 45,213.56