Finding the Third Proportional to 868,880 and 1,345,360

Step by Step Solution

1. Step 1: Write the proportion equation
   868,880 : 1,345,360 = 1,345,360 : x
2. Step 2: Convert to fraction form
   868,880/1,345,360 = 1,345,360/x
3. Step 3: Cross multiply
   868,880x = 1,345,360 × 1,345,360
4. Step 4: Simplify right side
   868,880x = 1,809,993,529,600
5. Step 5: Solve for x
   x = 1,809,993,529,600/868,880
6. Step 6: Final answer
   x = 2,083,134.07