Finding the Third Proportional to 1,918,506 and 4,144,404

Step by Step Solution

1. Step 1: Write the proportion equation
   1,918,506 : 4,144,404 = 4,144,404 : x
2. Step 2: Convert to fraction form
   1,918,506/4,144,404 = 4,144,404/x
3. Step 3: Cross multiply
   1,918,506x = 4,144,404 × 4,144,404
4. Step 4: Simplify right side
   1,918,506x = 17,176,084,515,216
5. Step 5: Solve for x
   x = 17,176,084,515,216/1,918,506
6. Step 6: Final answer
   x = 8,952,843.78