Finding the Third Proportional to 70,388.37 and 109,081.37

Step by Step Solution

1. Step 1: Write the proportion equation
   70,388.37 : 109,081.37 = 109,081.37 : x
2. Step 2: Convert to fraction form
   70,388.37/109,081.37 = 109,081.37/x
3. Step 3: Cross multiply
   70,388.37x = 109,081.37 × 109,081.37
4. Step 4: Simplify right side
   70,388.37x = 11,898,745,519.69
5. Step 5: Solve for x
   x = 11,898,745,519.69/70,388.37
6. Step 6: Final answer
   x = 169,044.20