Finding the Third Proportional to 692,640 and 1,483,830

Step by Step Solution

1. Step 1: Write the proportion equation
   692,640 : 1,483,830 = 1,483,830 : x
2. Step 2: Convert to fraction form
   692,640/1,483,830 = 1,483,830/x
3. Step 3: Cross multiply
   692,640x = 1,483,830 × 1,483,830
4. Step 4: Simplify right side
   692,640x = 2,201,751,468,900
5. Step 5: Solve for x
   x = 2,201,751,468,900/692,640
6. Step 6: Final answer
   x = 3,178,781.86