Finding the Third Proportional to 3,709,146 and 7,908,198

Step by Step Solution

1. Step 1: Write the proportion equation
   3,709,146 : 7,908,198 = 7,908,198 : x
2. Step 2: Convert to fraction form
   3,709,146/7,908,198 = 7,908,198/x
3. Step 3: Cross multiply
   3,709,146x = 7,908,198 × 7,908,198
4. Step 4: Simplify right side
   3,709,146x = 62,539,595,607,204
5. Step 5: Solve for x
   x = 62,539,595,607,204/3,709,146
6. Step 6: Final answer
   x = 16,860,915.05