Finding the Third Proportional to 369,085.50 and 484,636.50

Step by Step Solution

1. Step 1: Write the proportion equation
   369,085.50 : 484,636.50 = 484,636.50 : x
2. Step 2: Convert to fraction form
   369,085.50/484,636.50 = 484,636.50/x
3. Step 3: Cross multiply
   369,085.50x = 484,636.50 × 484,636.50
4. Step 4: Simplify right side
   369,085.50x = 234,872,537,132.25
5. Step 5: Solve for x
   x = 234,872,537,132.25/369,085.50
6. Step 6: Final answer
   x = 636,363.49