Finding the Third Proportional to 384,640.25 and 837,010

Step by Step Solution

1. Step 1: Write the proportion equation
   384,640.25 : 837,010 = 837,010 : x
2. Step 2: Convert to fraction form
   384,640.25/837,010 = 837,010/x
3. Step 3: Cross multiply
   384,640.25x = 837,010 × 837,010
4. Step 4: Simplify right side
   384,640.25x = 700,585,740,100
5. Step 5: Solve for x
   x = 700,585,740,100/384,640.25
6. Step 6: Final answer
   x = 1,821,405.17