Finding the Third Proportional to 3,547,366 and 5,409,620

Step by Step Solution

1. Step 1: Write the proportion equation
   3,547,366 : 5,409,620 = 5,409,620 : x
2. Step 2: Convert to fraction form
   3,547,366/5,409,620 = 5,409,620/x
3. Step 3: Cross multiply
   3,547,366x = 5,409,620 × 5,409,620
4. Step 4: Simplify right side
   3,547,366x = 29,263,988,544,400
5. Step 5: Solve for x
   x = 29,263,988,544,400/3,547,366
6. Step 6: Final answer
   x = 8,249,497.95