Finding the Third Proportional to 3,564,812 and 7,423,388

Step by Step Solution

1. Step 1: Write the proportion equation
   3,564,812 : 7,423,388 = 7,423,388 : x
2. Step 2: Convert to fraction form
   3,564,812/7,423,388 = 7,423,388/x
3. Step 3: Cross multiply
   3,564,812x = 7,423,388 × 7,423,388
4. Step 4: Simplify right side
   3,564,812x = 55,106,689,398,544
5. Step 5: Solve for x
   x = 55,106,689,398,544/3,564,812
6. Step 6: Final answer
   x = 15,458,512.09