Finding the Third Proportional to 307,304 and 482,069.50

Step by Step Solution

1. Step 1: Write the proportion equation
   307,304 : 482,069.50 = 482,069.50 : x
2. Step 2: Convert to fraction form
   307,304/482,069.50 = 482,069.50/x
3. Step 3: Cross multiply
   307,304x = 482,069.50 × 482,069.50
4. Step 4: Simplify right side
   307,304x = 232,391,002,830.25
5. Step 5: Solve for x
   x = 232,391,002,830.25/307,304
6. Step 6: Final answer
   x = 756,225.12