Finding the Third Proportional to 4,991,600 and 7,580,704

Step by Step Solution

1. Step 1: Write the proportion equation
   4,991,600 : 7,580,704 = 7,580,704 : x
2. Step 2: Convert to fraction form
   4,991,600/7,580,704 = 7,580,704/x
3. Step 3: Cross multiply
   4,991,600x = 7,580,704 × 7,580,704
4. Step 4: Simplify right side
   4,991,600x = 57,467,073,135,616
5. Step 5: Solve for x
   x = 57,467,073,135,616/4,991,600
6. Step 6: Final answer
   x = 11,512,756.06