Finding the Fourth Proportional to 149,128.82, 205,797.76 and 82,060.82

Step by Step Solution

1. Step 1: Write the proportion equation
   149,128.82 : 205,797.76 = 82,060.82 : x
2. Step 2: Convert to fraction form
   149,128.82/205,797.76 = 82,060.82/x
3. Step 3: Cross multiply
   149,128.82x = 205,797.76 × 82,060.82
4. Step 4: Simplify right side
   149,128.82x = 16,887,931,910.77
5. Step 5: Solve for x
   x = 16,887,931,910.77/149,128.82
6. Step 6: Final answer
   x = 113,243.92