Finding the Fourth Proportional to 82,064.96, 123,039.12 and 42,096

Step by Step Solution

1. Step 1: Write the proportion equation
   82,064.96 : 123,039.12 = 42,096 : x
2. Step 2: Convert to fraction form
   82,064.96/123,039.12 = 42,096/x
3. Step 3: Cross multiply
   82,064.96x = 123,039.12 × 42,096
4. Step 4: Simplify right side
   82,064.96x = 5,179,454,795.52
5. Step 5: Solve for x
   x = 5,179,454,795.52/82,064.96
6. Step 6: Final answer
   x = 63,114.08