Finding the Third Proportional to 3,492,731 and 7,634,757

Step by Step Solution

1. Step 1: Write the proportion equation
   3,492,731 : 7,634,757 = 7,634,757 : x
2. Step 2: Convert to fraction form
   3,492,731/7,634,757 = 7,634,757/x
3. Step 3: Cross multiply
   3,492,731x = 7,634,757 × 7,634,757
4. Step 4: Simplify right side
   3,492,731x = 58,289,514,449,049
5. Step 5: Solve for x
   x = 58,289,514,449,049/3,492,731
6. Step 6: Final answer
   x = 16,688,807.25