Finding the Third Proportional to 869,866 and 1,874,446

Step by Step Solution

1. Step 1: Write the proportion equation
   869,866 : 1,874,446 = 1,874,446 : x
2. Step 2: Convert to fraction form
   869,866/1,874,446 = 1,874,446/x
3. Step 3: Cross multiply
   869,866x = 1,874,446 × 1,874,446
4. Step 4: Simplify right side
   869,866x = 3,513,547,806,916
5. Step 5: Solve for x
   x = 3,513,547,806,916/869,866
6. Step 6: Final answer
   x = 4,039,182.82