Finding the Fourth Proportional to 242,426.43, 363,238.69 and 123,934.77

Step by Step Solution

1. Step 1: Write the proportion equation
   242,426.43 : 363,238.69 = 123,934.77 : x
2. Step 2: Convert to fraction form
   242,426.43/363,238.69 = 123,934.77/x
3. Step 3: Cross multiply
   242,426.43x = 363,238.69 × 123,934.77
4. Step 4: Simplify right side
   242,426.43x = 45,017,903,500.25
5. Step 5: Solve for x
   x = 45,017,903,500.25/242,426.43
6. Step 6: Final answer
   x = 185,697.18