Finding the Third Proportional to 51,961,018 and 72,644,562

Step by Step Solution

1. Step 1: Write the proportion equation
   51,961,018 : 72,644,562 = 72,644,562 : x
2. Step 2: Convert to fraction form
   51,961,018/72,644,562 = 72,644,562/x
3. Step 3: Cross multiply
   51,961,018x = 72,644,562 × 72,644,562
4. Step 4: Simplify right side
   51,961,018x = 5,277,232,388,171,844
5. Step 5: Solve for x
   x = 5,277,232,388,171,844/51,961,018
6. Step 6: Final answer
   x = 101,561,374.11