Finding the Third Proportional to 79,923 and 120,090

Step by Step Solution

1. Step 1: Write the proportion equation
   79,923 : 120,090 = 120,090 : x
2. Step 2: Convert to fraction form
   79,923/120,090 = 120,090/x
3. Step 3: Cross multiply
   79,923x = 120,090 × 120,090
4. Step 4: Simplify right side
   79,923x = 14,421,608,100
5. Step 5: Solve for x
   x = 14,421,608,100/79,923
6. Step 6: Final answer
   x = 180,443.78