Finding the Third Proportional to 101,745 and 221,005.50

Step by Step Solution

1. Step 1: Write the proportion equation
   101,745 : 221,005.50 = 221,005.50 : x
2. Step 2: Convert to fraction form
   101,745/221,005.50 = 221,005.50/x
3. Step 3: Cross multiply
   101,745x = 221,005.50 × 221,005.50
4. Step 4: Simplify right side
   101,745x = 48,843,431,030.25
5. Step 5: Solve for x
   x = 48,843,431,030.25/101,745
6. Step 6: Final answer
   x = 480,057.31