Finding the Third Proportional to 49,321.50 and 73,221

Step by Step Solution

1. Step 1: Write the proportion equation
   49,321.50 : 73,221 = 73,221 : x
2. Step 2: Convert to fraction form
   49,321.50/73,221 = 73,221/x
3. Step 3: Cross multiply
   49,321.50x = 73,221 × 73,221
4. Step 4: Simplify right side
   49,321.50x = 5,361,314,841
5. Step 5: Solve for x
   x = 5,361,314,841/49,321.50
6. Step 6: Final answer
   x = 108,701.37