Finding the Third Proportional to 302,432.50 and 660,206

Step by Step Solution

1. Step 1: Write the proportion equation
   302,432.50 : 660,206 = 660,206 : x
2. Step 2: Convert to fraction form
   302,432.50/660,206 = 660,206/x
3. Step 3: Cross multiply
   302,432.50x = 660,206 × 660,206
4. Step 4: Simplify right side
   302,432.50x = 435,871,962,436
5. Step 5: Solve for x
   x = 435,871,962,436/302,432.50
6. Step 6: Final answer
   x = 1,441,220.64