Finding the Third Proportional to 7,664,400 and 10,656,624

Step by Step Solution

1. Step 1: Write the proportion equation
   7,664,400 : 10,656,624 = 10,656,624 : x
2. Step 2: Convert to fraction form
   7,664,400/10,656,624 = 10,656,624/x
3. Step 3: Cross multiply
   7,664,400x = 10,656,624 × 10,656,624
4. Step 4: Simplify right side
   7,664,400x = 113,563,635,077,376
5. Step 5: Solve for x
   x = 113,563,635,077,376/7,664,400
6. Step 6: Final answer
   x = 14,817,028.74