Finding the Third Proportional to 70,010 and 105,521

Step by Step Solution

1. Step 1: Write the proportion equation
   70,010 : 105,521 = 105,521 : x
2. Step 2: Convert to fraction form
   70,010/105,521 = 105,521/x
3. Step 3: Cross multiply
   70,010x = 105,521 × 105,521
4. Step 4: Simplify right side
   70,010x = 11,134,681,441
5. Step 5: Solve for x
   x = 11,134,681,441/70,010
6. Step 6: Final answer
   x = 159,044.16