Finding the Third Proportional to 868,806 and 1,345,248

Step by Step Solution

1. Step 1: Write the proportion equation
   868,806 : 1,345,248 = 1,345,248 : x
2. Step 2: Convert to fraction form
   868,806/1,345,248 = 1,345,248/x
3. Step 3: Cross multiply
   868,806x = 1,345,248 × 1,345,248
4. Step 4: Simplify right side
   868,806x = 1,809,692,181,504
5. Step 5: Solve for x
   x = 1,809,692,181,504/868,806
6. Step 6: Final answer
   x = 2,082,964.65