Finding the Third Proportional to 245,304 and 359,878.50

Step by Step Solution

1. Step 1: Write the proportion equation
   245,304 : 359,878.50 = 359,878.50 : x
2. Step 2: Convert to fraction form
   245,304/359,878.50 = 359,878.50/x
3. Step 3: Cross multiply
   245,304x = 359,878.50 × 359,878.50
4. Step 4: Simplify right side
   245,304x = 129,512,534,762.25
5. Step 5: Solve for x
   x = 129,512,534,762.25/245,304
6. Step 6: Final answer
   x = 527,967.48