Finding the Third Proportional to 7,815,018 and 16,662,292

Step by Step Solution

1. Step 1: Write the proportion equation
   7,815,018 : 16,662,292 = 16,662,292 : x
2. Step 2: Convert to fraction form
   7,815,018/16,662,292 = 16,662,292/x
3. Step 3: Cross multiply
   7,815,018x = 16,662,292 × 16,662,292
4. Step 4: Simplify right side
   7,815,018x = 277,631,974,693,264
5. Step 5: Solve for x
   x = 277,631,974,693,264/7,815,018
6. Step 6: Final answer
   x = 35,525,442.77