Finding the Fourth Proportional to 82,753.94, 124,130.72 and 30,141.92

Step by Step Solution

1. Step 1: Write the proportion equation
   82,753.94 : 124,130.72 = 30,141.92 : x
2. Step 2: Convert to fraction form
   82,753.94/124,130.72 = 30,141.92/x
3. Step 3: Cross multiply
   82,753.94x = 124,130.72 × 30,141.92
4. Step 4: Simplify right side
   82,753.94x = 3,741,538,231.78
5. Step 5: Solve for x
   x = 3,741,538,231.78/82,753.94
6. Step 6: Final answer
   x = 45,212.81