Finding the Third Proportional to 57,636,793 and 89,148,473.50

Step by Step Solution

1. Step 1: Write the proportion equation
   57,636,793 : 89,148,473.50 = 89,148,473.50 : x
2. Step 2: Convert to fraction form
   57,636,793/89,148,473.50 = 89,148,473.50/x
3. Step 3: Cross multiply
   57,636,793x = 89,148,473.50 × 89,148,473.50
4. Step 4: Simplify right side
   57,636,793x = 7,947,450,327,380,202
5. Step 5: Solve for x
   x = 7,947,450,327,380,202/57,636,793
6. Step 6: Final answer
   x = 137,888,489.52