Finding the Fourth Proportional to 82,192.06, 123,293.61 and 28,877.56

Step by Step Solution

1. Step 1: Write the proportion equation
   82,192.06 : 123,293.61 = 28,877.56 : x
2. Step 2: Convert to fraction form
   82,192.06/123,293.61 = 28,877.56/x
3. Step 3: Cross multiply
   82,192.06x = 123,293.61 × 28,877.56
4. Step 4: Simplify right side
   82,192.06x = 3,560,418,620.39
5. Step 5: Solve for x
   x = 3,560,418,620.39/82,192.06
6. Step 6: Final answer
   x = 43,318.28