Finding the Third Proportional to 4,637,556 and 7,359,390

Step by Step Solution

1. Step 1: Write the proportion equation
   4,637,556 : 7,359,390 = 7,359,390 : x
2. Step 2: Convert to fraction form
   4,637,556/7,359,390 = 7,359,390/x
3. Step 3: Cross multiply
   4,637,556x = 7,359,390 × 7,359,390
4. Step 4: Simplify right side
   4,637,556x = 54,160,621,172,100
5. Step 5: Solve for x
   x = 54,160,621,172,100/4,637,556
6. Step 6: Final answer
   x = 11,678,699.12