Finding the Third Proportional to 122,100 and 185,499

Step by Step Solution

1. Step 1: Write the proportion equation
   122,100 : 185,499 = 185,499 : x
2. Step 2: Convert to fraction form
   122,100/185,499 = 185,499/x
3. Step 3: Cross multiply
   122,100x = 185,499 × 185,499
4. Step 4: Simplify right side
   122,100x = 34,409,879,001
5. Step 5: Solve for x
   x = 34,409,879,001/122,100
6. Step 6: Final answer
   x = 281,817.19