Finding the Third Proportional to 45,673.73 and 99,647.30

Step by Step Solution

1. Step 1: Write the proportion equation
   45,673.73 : 99,647.30 = 99,647.30 : x
2. Step 2: Convert to fraction form
   45,673.73/99,647.30 = 99,647.30/x
3. Step 3: Cross multiply
   45,673.73x = 99,647.30 × 99,647.30
4. Step 4: Simplify right side
   45,673.73x = 9,929,583,774.49
5. Step 5: Solve for x
   x = 9,929,583,774.49/45,673.73
6. Step 6: Final answer
   x = 217,402.49