Finding the Third Proportional to 30,561 and 63,896.25

Step by Step Solution

1. Step 1: Write the proportion equation
   30,561 : 63,896.25 = 63,896.25 : x
2. Step 2: Convert to fraction form
   30,561/63,896.25 = 63,896.25/x
3. Step 3: Cross multiply
   30,561x = 63,896.25 × 63,896.25
4. Step 4: Simplify right side
   30,561x = 4,082,730,764.06
5. Step 5: Solve for x
   x = 4,082,730,764.06/30,561
6. Step 6: Final answer
   x = 133,592.84