Finding the Third Proportional to 1,218,549 and 1,885,872

Step by Step Solution

1. Step 1: Write the proportion equation
   1,218,549 : 1,885,872 = 1,885,872 : x
2. Step 2: Convert to fraction form
   1,218,549/1,885,872 = 1,885,872/x
3. Step 3: Cross multiply
   1,218,549x = 1,885,872 × 1,885,872
4. Step 4: Simplify right side
   1,218,549x = 3,556,513,200,384
5. Step 5: Solve for x
   x = 3,556,513,200,384/1,218,549
6. Step 6: Final answer
   x = 2,918,646.03