Finding the Third Proportional to 30,883.50 and 63,222.75

Step by Step Solution

1. Step 1: Write the proportion equation
   30,883.50 : 63,222.75 = 63,222.75 : x
2. Step 2: Convert to fraction form
   30,883.50/63,222.75 = 63,222.75/x
3. Step 3: Cross multiply
   30,883.50x = 63,222.75 × 63,222.75
4. Step 4: Simplify right side
   30,883.50x = 3,997,116,117.56
5. Step 5: Solve for x
   x = 3,997,116,117.56/30,883.50
6. Step 6: Final answer
   x = 129,425.62