Finding the Third Proportional to 3,564,960 and 7,423,664

Step by Step Solution

1. Step 1: Write the proportion equation
   3,564,960 : 7,423,664 = 7,423,664 : x
2. Step 2: Convert to fraction form
   3,564,960/7,423,664 = 7,423,664/x
3. Step 3: Cross multiply
   3,564,960x = 7,423,664 × 7,423,664
4. Step 4: Simplify right side
   3,564,960x = 55,110,787,184,896
5. Step 5: Solve for x
   x = 55,110,787,184,896/3,564,960
6. Step 6: Final answer
   x = 15,459,019.79