Finding the Fourth Proportional to 242,632.30, 363,992.22 and 82,699.42

Step by Step Solution

1. Step 1: Write the proportion equation
   242,632.30 : 363,992.22 = 82,699.42 : x
2. Step 2: Convert to fraction form
   242,632.30/363,992.22 = 82,699.42/x
3. Step 3: Cross multiply
   242,632.30x = 363,992.22 × 82,699.42
4. Step 4: Simplify right side
   242,632.30x = 30,101,945,478.51
5. Step 5: Solve for x
   x = 30,101,945,478.51/242,632.30
6. Step 6: Final answer
   x = 124,064.05