Finding the Fourth Proportional to 82,146.29, 123,449.47 and 48,871.49

Step by Step Solution

1. Step 1: Write the proportion equation
   82,146.29 : 123,449.47 = 48,871.49 : x
2. Step 2: Convert to fraction form
   82,146.29/123,449.47 = 48,871.49/x
3. Step 3: Cross multiply
   82,146.29x = 123,449.47 × 48,871.49
4. Step 4: Simplify right side
   82,146.29x = 6,033,158,799.18
5. Step 5: Solve for x
   x = 6,033,158,799.18/82,146.29
6. Step 6: Final answer
   x = 73,444.09