Finding the Fourth Proportional to 121,667.88, 182,520.22 and 55,106.44

Step by Step Solution

1. Step 1: Write the proportion equation
   121,667.88 : 182,520.22 = 55,106.44 : x
2. Step 2: Convert to fraction form
   121,667.88/182,520.22 = 55,106.44/x
3. Step 3: Cross multiply
   121,667.88x = 182,520.22 × 55,106.44
4. Step 4: Simplify right side
   121,667.88x = 10,058,039,552.22
5. Step 5: Solve for x
   x = 10,058,039,552.22/121,667.88
6. Step 6: Final answer
   x = 82,667.99