Finding the Third Proportional to 30,955 and 67,499

Step by Step Solution

1. Step 1: Write the proportion equation
   30,955 : 67,499 = 67,499 : x
2. Step 2: Convert to fraction form
   30,955/67,499 = 67,499/x
3. Step 3: Cross multiply
   30,955x = 67,499 × 67,499
4. Step 4: Simplify right side
   30,955x = 4,556,115,001
5. Step 5: Solve for x
   x = 4,556,115,001/30,955
6. Step 6: Final answer
   x = 147,185.11