Finding the Third Proportional to 73,921.36 and 105,910.03

Step by Step Solution

1. Step 1: Write the proportion equation
   73,921.36 : 105,910.03 = 105,910.03 : x
2. Step 2: Convert to fraction form
   73,921.36/105,910.03 = 105,910.03/x
3. Step 3: Cross multiply
   73,921.36x = 105,910.03 × 105,910.03
4. Step 4: Simplify right side
   73,921.36x = 11,216,934,719.38
5. Step 5: Solve for x
   x = 11,216,934,719.38/73,921.36
6. Step 6: Final answer
   x = 151,741.46