Finding the Third Proportional to 3,492,576 and 7,634,434

Step by Step Solution

1. Step 1: Write the proportion equation
   3,492,576 : 7,634,434 = 7,634,434 : x
2. Step 2: Convert to fraction form
   3,492,576/7,634,434 = 7,634,434/x
3. Step 3: Cross multiply
   3,492,576x = 7,634,434 × 7,634,434
4. Step 4: Simplify right side
   3,492,576x = 58,284,582,500,356
5. Step 5: Solve for x
   x = 58,284,582,500,356/3,492,576
6. Step 6: Final answer
   x = 16,688,135.78