Finding the Third Proportional to 70,888 and 109,360

Step by Step Solution

1. Step 1: Write the proportion equation
   70,888 : 109,360 = 109,360 : x
2. Step 2: Convert to fraction form
   70,888/109,360 = 109,360/x
3. Step 3: Cross multiply
   70,888x = 109,360 × 109,360
4. Step 4: Simplify right side
   70,888x = 11,959,609,600
5. Step 5: Solve for x
   x = 11,959,609,600/70,888
6. Step 6: Final answer
   x = 168,711.34