Finding the Third Proportional to 57,636,408 and 89,147,936

Step by Step Solution

1. Step 1: Write the proportion equation
   57,636,408 : 89,147,936 = 89,147,936 : x
2. Step 2: Convert to fraction form
   57,636,408/89,147,936 = 89,147,936/x
3. Step 3: Cross multiply
   57,636,408x = 89,147,936 × 89,147,936
4. Step 4: Simplify right side
   57,636,408x = 7,947,354,493,060,096
5. Step 5: Solve for x
   x = 7,947,354,493,060,096/57,636,408
6. Step 6: Final answer
   x = 137,887,747.85