Finding the Third Proportional to 3,564,808 and 7,423,378

Step by Step Solution

1. Step 1: Write the proportion equation
   3,564,808 : 7,423,378 = 7,423,378 : x
2. Step 2: Convert to fraction form
   3,564,808/7,423,378 = 7,423,378/x
3. Step 3: Cross multiply
   3,564,808x = 7,423,378 × 7,423,378
4. Step 4: Simplify right side
   3,564,808x = 55,106,540,930,884
5. Step 5: Solve for x
   x = 55,106,540,930,884/3,564,808
6. Step 6: Final answer
   x = 15,458,487.79