Finding the Third Proportional to 101,096.50 and 220,031

Step by Step Solution

1. Step 1: Write the proportion equation
   101,096.50 : 220,031 = 220,031 : x
2. Step 2: Convert to fraction form
   101,096.50/220,031 = 220,031/x
3. Step 3: Cross multiply
   101,096.50x = 220,031 × 220,031
4. Step 4: Simplify right side
   101,096.50x = 48,413,640,961
5. Step 5: Solve for x
   x = 48,413,640,961/101,096.50
6. Step 6: Final answer
   x = 478,885.43