Finding the Third Proportional to 103,560.50 and 221,875

Step by Step Solution

1. Step 1: Write the proportion equation
   103,560.50 : 221,875 = 221,875 : x
2. Step 2: Convert to fraction form
   103,560.50/221,875 = 221,875/x
3. Step 3: Cross multiply
   103,560.50x = 221,875 × 221,875
4. Step 4: Simplify right side
   103,560.50x = 49,228,515,625
5. Step 5: Solve for x
   x = 49,228,515,625/103,560.50
6. Step 6: Final answer
   x = 475,359.96