Finding the Fourth Proportional to 242,826.90, 364,067.55 and 93,009.30

Step by Step Solution

1. Step 1: Write the proportion equation
   242,826.90 : 364,067.55 = 93,009.30 : x
2. Step 2: Convert to fraction form
   242,826.90/364,067.55 = 93,009.30/x
3. Step 3: Cross multiply
   242,826.90x = 364,067.55 × 93,009.30
4. Step 4: Simplify right side
   242,826.90x = 33,861,667,978.22
5. Step 5: Solve for x
   x = 33,861,667,978.22/242,826.90
6. Step 6: Final answer
   x = 139,447.76