Finding the Fourth Proportional to 242,854.69, 364,061.49 and 84,997.03

Step by Step Solution

1. Step 1: Write the proportion equation
   242,854.69 : 364,061.49 = 84,997.03 : x
2. Step 2: Convert to fraction form
   242,854.69/364,061.49 = 84,997.03/x
3. Step 3: Cross multiply
   242,854.69x = 364,061.49 × 84,997.03
4. Step 4: Simplify right side
   242,854.69x = 30,944,145,387.37
5. Step 5: Solve for x
   x = 30,944,145,387.37/242,854.69
6. Step 6: Final answer
   x = 127,418.36