Finding the Third Proportional to 70,242 and 105,099

Step by Step Solution

1. Step 1: Write the proportion equation
   70,242 : 105,099 = 105,099 : x
2. Step 2: Convert to fraction form
   70,242/105,099 = 105,099/x
3. Step 3: Cross multiply
   70,242x = 105,099 × 105,099
4. Step 4: Simplify right side
   70,242x = 11,045,799,801
5. Step 5: Solve for x
   x = 11,045,799,801/70,242
6. Step 6: Final answer
   x = 157,253.49