Finding the Third Proportional to 383,011.50 and 536,710.50

Step by Step Solution

1. Step 1: Write the proportion equation
   383,011.50 : 536,710.50 = 536,710.50 : x
2. Step 2: Convert to fraction form
   383,011.50/536,710.50 = 536,710.50/x
3. Step 3: Cross multiply
   383,011.50x = 536,710.50 × 536,710.50
4. Step 4: Simplify right side
   383,011.50x = 288,058,160,810.25
5. Step 5: Solve for x
   x = 288,058,160,810.25/383,011.50
6. Step 6: Final answer
   x = 752,087.50