Finding the Third Proportional to 122,325 and 188,077.50

Step by Step Solution

1. Step 1: Write the proportion equation
   122,325 : 188,077.50 = 188,077.50 : x
2. Step 2: Convert to fraction form
   122,325/188,077.50 = 188,077.50/x
3. Step 3: Cross multiply
   122,325x = 188,077.50 × 188,077.50
4. Step 4: Simplify right side
   122,325x = 35,373,146,006.25
5. Step 5: Solve for x
   x = 35,373,146,006.25/122,325
6. Step 6: Final answer
   x = 289,173.48