Finding the Third Proportional to 103,563.56 and 221,023.69

Step by Step Solution

1. Step 1: Write the proportion equation
   103,563.56 : 221,023.69 = 221,023.69 : x
2. Step 2: Convert to fraction form
   103,563.56/221,023.69 = 221,023.69/x
3. Step 3: Cross multiply
   103,563.56x = 221,023.69 × 221,023.69
4. Step 4: Simplify right side
   103,563.56x = 48,851,470,436.10
5. Step 5: Solve for x
   x = 48,851,470,436.10/103,563.56
6. Step 6: Final answer
   x = 471,705.19