Finding the Third Proportional to 6,631,531 and 10,545,155

Step by Step Solution

1. Step 1: Write the proportion equation
   6,631,531 : 10,545,155 = 10,545,155 : x
2. Step 2: Convert to fraction form
   6,631,531/10,545,155 = 10,545,155/x
3. Step 3: Cross multiply
   6,631,531x = 10,545,155 × 10,545,155
4. Step 4: Simplify right side
   6,631,531x = 111,200,293,974,025
5. Step 5: Solve for x
   x = 111,200,293,974,025/6,631,531
6. Step 6: Final answer
   x = 16,768,419.54