Finding the Third Proportional to 80,470.50 and 121,740

Step by Step Solution

1. Step 1: Write the proportion equation
   80,470.50 : 121,740 = 121,740 : x
2. Step 2: Convert to fraction form
   80,470.50/121,740 = 121,740/x
3. Step 3: Cross multiply
   80,470.50x = 121,740 × 121,740
4. Step 4: Simplify right side
   80,470.50x = 14,820,627,600
5. Step 5: Solve for x
   x = 14,820,627,600/80,470.50
6. Step 6: Final answer
   x = 184,174.67