Finding the Third Proportional to 868,888 and 1,345,372

Step by Step Solution

1. Step 1: Write the proportion equation
   868,888 : 1,345,372 = 1,345,372 : x
2. Step 2: Convert to fraction form
   868,888/1,345,372 = 1,345,372/x
3. Step 3: Cross multiply
   868,888x = 1,345,372 × 1,345,372
4. Step 4: Simplify right side
   868,888x = 1,810,025,818,384
5. Step 5: Solve for x
   x = 1,810,025,818,384/868,888
6. Step 6: Final answer
   x = 2,083,152.05