Finding the Fourth Proportional to 242,404.98, 334,518.03 and 134,976.30

Step by Step Solution

1. Step 1: Write the proportion equation
   242,404.98 : 334,518.03 = 134,976.30 : x
2. Step 2: Convert to fraction form
   242,404.98/334,518.03 = 134,976.30/x
3. Step 3: Cross multiply
   242,404.98x = 334,518.03 × 134,976.30
4. Step 4: Simplify right side
   242,404.98x = 45,152,005,972.69
5. Step 5: Solve for x
   x = 45,152,005,972.69/242,404.98
6. Step 6: Final answer
   x = 186,266.82