Finding the Third Proportional to 221,595.75 and 364,061.25

Step by Step Solution

1. Step 1: Write the proportion equation
   221,595.75 : 364,061.25 = 364,061.25 : x
2. Step 2: Convert to fraction form
   221,595.75/364,061.25 = 364,061.25/x
3. Step 3: Cross multiply
   221,595.75x = 364,061.25 × 364,061.25
4. Step 4: Simplify right side
   221,595.75x = 132,540,593,751.56
5. Step 5: Solve for x
   x = 132,540,593,751.56/221,595.75
6. Step 6: Final answer
   x = 598,118.84