Finding the Third Proportional to 81,397.50 and 122,010

Step by Step Solution

1. Step 1: Write the proportion equation
   81,397.50 : 122,010 = 122,010 : x
2. Step 2: Convert to fraction form
   81,397.50/122,010 = 122,010/x
3. Step 3: Cross multiply
   81,397.50x = 122,010 × 122,010
4. Step 4: Simplify right side
   81,397.50x = 14,886,440,100
5. Step 5: Solve for x
   x = 14,886,440,100/81,397.50
6. Step 6: Final answer
   x = 182,885.72