Finding the Third Proportional to 57,636,756 and 89,148,474

Step by Step Solution

1. Step 1: Write the proportion equation
   57,636,756 : 89,148,474 = 89,148,474 : x
2. Step 2: Convert to fraction form
   57,636,756/89,148,474 = 89,148,474/x
3. Step 3: Cross multiply
   57,636,756x = 89,148,474 × 89,148,474
4. Step 4: Simplify right side
   57,636,756x = 7,947,450,416,528,676
5. Step 5: Solve for x
   x = 7,947,450,416,528,676/57,636,756
6. Step 6: Final answer
   x = 137,888,579.58