Finding the Third Proportional to 3,535,940 and 7,719,581

Step by Step Solution

1. Step 1: Write the proportion equation
   3,535,940 : 7,719,581 = 7,719,581 : x
2. Step 2: Convert to fraction form
   3,535,940/7,719,581 = 7,719,581/x
3. Step 3: Cross multiply
   3,535,940x = 7,719,581 × 7,719,581
4. Step 4: Simplify right side
   3,535,940x = 59,591,930,815,561
5. Step 5: Solve for x
   x = 59,591,930,815,561/3,535,940
6. Step 6: Final answer
   x = 16,853,207.58