Finding the Third Proportional to 74,740 and 111,045

Step by Step Solution

1. Step 1: Write the proportion equation
   74,740 : 111,045 = 111,045 : x
2. Step 2: Convert to fraction form
   74,740/111,045 = 111,045/x
3. Step 3: Cross multiply
   74,740x = 111,045 × 111,045
4. Step 4: Simplify right side
   74,740x = 12,330,992,025
5. Step 5: Solve for x
   x = 12,330,992,025/74,740
6. Step 6: Final answer
   x = 164,985.18