Finding the Third Proportional to 302,521.50 and 658,383

Step by Step Solution

1. Step 1: Write the proportion equation
   302,521.50 : 658,383 = 658,383 : x
2. Step 2: Convert to fraction form
   302,521.50/658,383 = 658,383/x
3. Step 3: Cross multiply
   302,521.50x = 658,383 × 658,383
4. Step 4: Simplify right side
   302,521.50x = 433,468,174,689
5. Step 5: Solve for x
   x = 433,468,174,689/302,521.50
6. Step 6: Final answer
   x = 1,432,850.80