Finding the Third Proportional to 1,192,985 and 1,806,854

Step by Step Solution

1. Step 1: Write the proportion equation
   1,192,985 : 1,806,854 = 1,806,854 : x
2. Step 2: Convert to fraction form
   1,192,985/1,806,854 = 1,806,854/x
3. Step 3: Cross multiply
   1,192,985x = 1,806,854 × 1,806,854
4. Step 4: Simplify right side
   1,192,985x = 3,264,721,377,316
5. Step 5: Solve for x
   x = 3,264,721,377,316/1,192,985
6. Step 6: Final answer
   x = 2,736,598.85